2531031856

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{19717}}^1$

素因数の和:19909

約数の個数: 40

約数和(自身を含む): 5017205664

約数和(自身を除く): 2486173808

約数列:

[1, 2, 4, 8, 16, 71, 113, 142, 226, 284, 452, 568, 904, 1136, 1808, 8023, 16046, 19717, 32092, 39434, 64184, 78868, 128368, 157736, 315472, 1399907, 2228021, 2799814, 4456042, 5599628, 8912084, 11199256, 17824168, 22398512, 35648336, 158189491, 316378982, 632757964, 1265515928, 2531031856]

約数ペア:

[(1, 2531031856), (2, 1265515928), (4, 632757964), (8, 316378982), (16, 158189491), (71, 35648336), (113, 22398512), (142, 17824168), (226, 11199256), (284, 8912084), (452, 5599628), (568, 4456042), (904, 2799814), (1136, 2228021), (1808, 1399907), (8023, 315472), (16046, 157736), (19717, 128368), (32092, 78868), (39434, 64184)]