19712821108

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{32363}}^1$

素因数の和:32544

約数の個数: 48

約数和(自身を含む): 36700776000

約数和(自身を除く): 16987954892

約数列:

[1, 2, 4, 29, 58, 59, 89, 116, 118, 178, 236, 356, 1711, 2581, 3422, 5162, 5251, 6844, 10324, 10502, 21004, 32363, 64726, 129452, 152279, 304558, 609116, 938527, 1877054, 1909417, 2880307, 3754108, 3818834, 5760614, 7637668, 11521228, 55373093, 83528903, 110746186, 167057806, 169938113, 221492372, 334115612, 339876226, 679752452, 4928205277, 9856410554, 19712821108]

約数ペア:

[(1, 19712821108), (2, 9856410554), (4, 4928205277), (29, 679752452), (58, 339876226), (59, 334115612), (89, 221492372), (116, 169938113), (118, 167057806), (178, 110746186), (236, 83528903), (356, 55373093), (1711, 11521228), (2581, 7637668), (3422, 5760614), (5162, 3818834), (5251, 3754108), (6844, 2880307), (10324, 1909417), (10502, 1877054), (21004, 938527), (32363, 609116), (64726, 304558), (129452, 152279)]