20199787452

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{252409}}^1$

素因数の和:252457

約数の個数: 120

約数和(自身を含む): 59861555600

約数和(自身を除く): 39661768148

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 81, 108, 114, 117, 156, 162, 171, 228, 234, 247, 324, 342, 351, 468, 494, 513, 684, 702, 741, 988, 1026, 1053, 1404, 1482, 1539, 2052, 2106, 2223, 2964, 3078, 4212, 4446, 6156, 6669, 8892, 13338, 20007, 26676, 40014, 80028, 252409, 504818, 757227, 1009636, 1514454, 2271681, 3028908, 3281317, 4543362, 4795771, 6562634, 6815043, 9086724, 9591542, 9843951, 13125268, 13630086, 14387313, 19183084, 19687902, 20445129, 27260172, 28774626, 29531853, 39375804, 40890258, 43161939, 57549252, 59063706, 62345023, 81780516, 86323878, 88595559, 118127412, 124690046, 129485817, 172647756, 177191118, 187035069, 249380092, 258971634, 265786677, 354382236, 374070138, 388457451, 517943268, 531573354, 561105207, 748140276, 776914902, 1063146708, 1122210414, 1553829804, 1683315621, 2244420828, 3366631242, 5049946863, 6733262484, 10099893726, 20199787452]

約数ペア:

[(1, 20199787452), (2, 10099893726), (3, 6733262484), (4, 5049946863), (6, 3366631242), (9, 2244420828), (12, 1683315621), (13, 1553829804), (18, 1122210414), (19, 1063146708), (26, 776914902), (27, 748140276), (36, 561105207), (38, 531573354), (39, 517943268), (52, 388457451), (54, 374070138), (57, 354382236), (76, 265786677), (78, 258971634), (81, 249380092), (108, 187035069), (114, 177191118), (117, 172647756), (156, 129485817), (162, 124690046), (171, 118127412), (228, 88595559), (234, 86323878), (247, 81780516), (324, 62345023), (342, 59063706), (351, 57549252), (468, 43161939), (494, 40890258), (513, 39375804), (684, 29531853), (702, 28774626), (741, 27260172), (988, 20445129), (1026, 19687902), (1053, 19183084), (1404, 14387313), (1482, 13630086), (1539, 13125268), (2052, 9843951), (2106, 9591542), (2223, 9086724), (2964, 6815043), (3078, 6562634), (4212, 4795771), (4446, 4543362), (6156, 3281317), (6669, 3028908), (8892, 2271681), (13338, 1514454), (20007, 1009636), (26676, 757227), (40014, 504818), (80028, 252409)]