20786784168

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{6619}}^1$

素因数の和:6815

約数の個数: 128

約数和(自身を含む): 56052864000

約数和(自身を除く): 35266079832

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 71, 76, 97, 114, 142, 152, 194, 213, 228, 284, 291, 388, 426, 456, 568, 582, 776, 852, 1164, 1349, 1704, 1843, 2328, 2698, 3686, 4047, 5396, 5529, 6619, 6887, 7372, 8094, 10792, 11058, 13238, 13774, 14744, 16188, 19857, 20661, 22116, 26476, 27548, 32376, 39714, 41322, 44232, 52952, 55096, 79428, 82644, 125761, 130853, 158856, 165288, 251522, 261706, 377283, 392559, 469949, 503044, 523412, 642043, 754566, 785118, 939898, 1006088, 1046824, 1284086, 1409847, 1509132, 1570236, 1879796, 1926129, 2568172, 2819694, 3018264, 3140472, 3759592, 3852258, 5136344, 5639388, 7704516, 8929031, 11278776, 12198817, 15409032, 17858062, 24397634, 26787093, 35716124, 36596451, 45585053, 48795268, 53574186, 71432248, 73192902, 91170106, 97590536, 107148372, 136755159, 146385804, 182340212, 214296744, 273510318, 292771608, 364680424, 547020636, 866116007, 1094041272, 1732232014, 2598348021, 3464464028, 5196696042, 6928928056, 10393392084, 20786784168]

約数ペア:

[(1, 20786784168), (2, 10393392084), (3, 6928928056), (4, 5196696042), (6, 3464464028), (8, 2598348021), (12, 1732232014), (19, 1094041272), (24, 866116007), (38, 547020636), (57, 364680424), (71, 292771608), (76, 273510318), (97, 214296744), (114, 182340212), (142, 146385804), (152, 136755159), (194, 107148372), (213, 97590536), (228, 91170106), (284, 73192902), (291, 71432248), (388, 53574186), (426, 48795268), (456, 45585053), (568, 36596451), (582, 35716124), (776, 26787093), (852, 24397634), (1164, 17858062), (1349, 15409032), (1704, 12198817), (1843, 11278776), (2328, 8929031), (2698, 7704516), (3686, 5639388), (4047, 5136344), (5396, 3852258), (5529, 3759592), (6619, 3140472), (6887, 3018264), (7372, 2819694), (8094, 2568172), (10792, 1926129), (11058, 1879796), (13238, 1570236), (13774, 1509132), (14744, 1409847), (16188, 1284086), (19857, 1046824), (20661, 1006088), (22116, 939898), (26476, 785118), (27548, 754566), (32376, 642043), (39714, 523412), (41322, 503044), (44232, 469949), (52952, 392559), (55096, 377283), (79428, 261706), (82644, 251522), (125761, 165288), (130853, 158856)]