20996824624

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{677}}^1\times {\mathrm{14797}}^1$

素因数の和:15613

約数の個数: 40

約数和(自身を含む): 41055216048

約数和(自身を除く): 20058391424

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 677, 1048, 1354, 2096, 2708, 5416, 10832, 14797, 29594, 59188, 88687, 118376, 177374, 236752, 354748, 709496, 1418992, 1938407, 3876814, 7753628, 10017569, 15507256, 20035138, 31014512, 40070276, 80140552, 160281104, 1312301539, 2624603078, 5249206156, 10498412312, 20996824624]

約数ペア:

[(1, 20996824624), (2, 10498412312), (4, 5249206156), (8, 2624603078), (16, 1312301539), (131, 160281104), (262, 80140552), (524, 40070276), (677, 31014512), (1048, 20035138), (1354, 15507256), (2096, 10017569), (2708, 7753628), (5416, 3876814), (10832, 1938407), (14797, 1418992), (29594, 709496), (59188, 354748), (88687, 236752), (118376, 177374)]