20193636996

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{310423}}^1$

素因数の和:310585

約数の個数: 72

約数和(自身を含む): 55367224640

約数和(自身を除く): 35173587644

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 139, 156, 234, 278, 417, 468, 556, 834, 1251, 1668, 1807, 2502, 3614, 5004, 5421, 7228, 10842, 16263, 21684, 32526, 65052, 310423, 620846, 931269, 1241692, 1862538, 2793807, 3725076, 4035499, 5587614, 8070998, 11175228, 12106497, 16141996, 24212994, 36319491, 43148797, 48425988, 72638982, 86297594, 129446391, 145277964, 172595188, 258892782, 388339173, 517785564, 560934361, 776678346, 1121868722, 1553356692, 1682803083, 2243737444, 3365606166, 5048409249, 6731212332, 10096818498, 20193636996]

約数ペア:

[(1, 20193636996), (2, 10096818498), (3, 6731212332), (4, 5048409249), (6, 3365606166), (9, 2243737444), (12, 1682803083), (13, 1553356692), (18, 1121868722), (26, 776678346), (36, 560934361), (39, 517785564), (52, 388339173), (78, 258892782), (117, 172595188), (139, 145277964), (156, 129446391), (234, 86297594), (278, 72638982), (417, 48425988), (468, 43148797), (556, 36319491), (834, 24212994), (1251, 16141996), (1668, 12106497), (1807, 11175228), (2502, 8070998), (3614, 5587614), (5004, 4035499), (5421, 3725076), (7228, 2793807), (10842, 1862538), (16263, 1241692), (21684, 931269), (32526, 620846), (65052, 310423)]