19657644

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{557}}^1$

素因数の和:754

約数の個数: 48

約数和(自身を含む): 48934368

約数和(自身を除く): 29276724

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 173, 204, 346, 519, 557, 692, 1038, 1114, 1671, 2076, 2228, 2941, 3342, 5882, 6684, 8823, 9469, 11764, 17646, 18938, 28407, 35292, 37876, 56814, 96361, 113628, 192722, 289083, 385444, 578166, 1156332, 1638137, 3276274, 4914411, 6552548, 9828822, 19657644]

約数ペア:

[(1, 19657644), (2, 9828822), (3, 6552548), (4, 4914411), (6, 3276274), (12, 1638137), (17, 1156332), (34, 578166), (51, 385444), (68, 289083), (102, 192722), (173, 113628), (204, 96361), (346, 56814), (519, 37876), (557, 35292), (692, 28407), (1038, 18938), (1114, 17646), (1671, 11764), (2076, 9469), (2228, 8823), (2941, 6684), (3342, 5882)]