17996987132

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{12541}}^1$

素因数の和:12810

約数の個数: 48

約数和(自身を含む): 33173489664

約数和(自身を除く): 15176502532

約数列:

[1, 2, 4, 31, 62, 71, 124, 142, 163, 284, 326, 652, 2201, 4402, 5053, 8804, 10106, 11573, 12541, 20212, 23146, 25082, 46292, 50164, 358763, 388771, 717526, 777542, 890411, 1435052, 1555084, 1780822, 2044183, 3561644, 4088366, 8176732, 27602741, 55205482, 63369673, 110410964, 126739346, 145136993, 253478692, 290273986, 580547972, 4499246783, 8998493566, 17996987132]

約数ペア:

[(1, 17996987132), (2, 8998493566), (4, 4499246783), (31, 580547972), (62, 290273986), (71, 253478692), (124, 145136993), (142, 126739346), (163, 110410964), (284, 63369673), (326, 55205482), (652, 27602741), (2201, 8176732), (4402, 4088366), (5053, 3561644), (8804, 2044183), (10106, 1780822), (11573, 1555084), (12541, 1435052), (20212, 890411), (23146, 777542), (25082, 717526), (46292, 388771), (50164, 358763)]