2016321808

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{72467}}^1$

素因数の和:72559

約数の個数: 40

約数和(自身を含む): 4097630592

約数和(自身を除く): 2081308784

約数列:

[1, 2, 4, 8, 16, 37, 47, 74, 94, 148, 188, 296, 376, 592, 752, 1739, 3478, 6956, 13912, 27824, 72467, 144934, 289868, 579736, 1159472, 2681279, 3405949, 5362558, 6811898, 10725116, 13623796, 21450232, 27247592, 42900464, 54495184, 126020113, 252040226, 504080452, 1008160904, 2016321808]

約数ペア:

[(1, 2016321808), (2, 1008160904), (4, 504080452), (8, 252040226), (16, 126020113), (37, 54495184), (47, 42900464), (74, 27247592), (94, 21450232), (148, 13623796), (188, 10725116), (296, 6811898), (376, 5362558), (592, 3405949), (752, 2681279), (1739, 1159472), (3478, 579736), (6956, 289868), (13912, 144934), (27824, 72467)]