19689021196

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:544

約数の個数: 144

約数和(自身を含む): 40250864640

約数和(自身を除く): 20561843444

約数列:

[1, 2, 4, 13, 26, 31, 37, 52, 62, 67, 74, 124, 134, 148, 169, 268, 338, 379, 403, 481, 676, 758, 806, 871, 962, 1147, 1516, 1612, 1742, 1924, 2077, 2294, 2479, 3484, 4154, 4588, 4927, 4958, 5239, 6253, 8308, 9854, 9916, 10478, 11323, 11749, 12506, 14023, 14911, 19708, 20956, 22646, 23498, 25012, 25393, 27001, 28046, 29822, 32227, 45292, 46996, 50786, 54002, 56092, 59644, 64051, 64454, 76849, 101572, 108004, 128102, 128908, 152737, 153698, 182299, 193843, 256204, 305474, 307396, 330109, 351013, 364598, 387686, 418951, 434713, 610948, 660218, 702026, 729196, 775372, 787183, 837902, 869426, 939541, 999037, 1320436, 1404052, 1574366, 1675804, 1738852, 1879082, 1985581, 1998074, 2369887, 3148732, 3758164, 3971162, 3996148, 4291417, 4739774, 5651269, 7942324, 8582834, 9479548, 10233379, 11302538, 12214033, 12987481, 17165668, 20466758, 22605076, 24428066, 25974962, 29125771, 40933516, 48856132, 51949924, 58251542, 73466497, 116503084, 133033927, 146932994, 158782429, 266067854, 293865988, 317564858, 378635023, 532135708, 635129716, 757270046, 1514540092, 4922255299, 9844510598, 19689021196]

約数ペア:

[(1, 19689021196), (2, 9844510598), (4, 4922255299), (13, 1514540092), (26, 757270046), (31, 635129716), (37, 532135708), (52, 378635023), (62, 317564858), (67, 293865988), (74, 266067854), (124, 158782429), (134, 146932994), (148, 133033927), (169, 116503084), (268, 73466497), (338, 58251542), (379, 51949924), (403, 48856132), (481, 40933516), (676, 29125771), (758, 25974962), (806, 24428066), (871, 22605076), (962, 20466758), (1147, 17165668), (1516, 12987481), (1612, 12214033), (1742, 11302538), (1924, 10233379), (2077, 9479548), (2294, 8582834), (2479, 7942324), (3484, 5651269), (4154, 4739774), (4588, 4291417), (4927, 3996148), (4958, 3971162), (5239, 3758164), (6253, 3148732), (8308, 2369887), (9854, 1998074), (9916, 1985581), (10478, 1879082), (11323, 1738852), (11749, 1675804), (12506, 1574366), (14023, 1404052), (14911, 1320436), (19708, 999037), (20956, 939541), (22646, 869426), (23498, 837902), (25012, 787183), (25393, 775372), (27001, 729196), (28046, 702026), (29822, 660218), (32227, 610948), (45292, 434713), (46996, 418951), (50786, 387686), (54002, 364598), (56092, 351013), (59644, 330109), (64051, 307396), (64454, 305474), (76849, 256204), (101572, 193843), (108004, 182299), (128102, 153698), (128908, 152737)]