2635239568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{408691}}^1$

素因数の和:408743

約数の個数: 40

約数和(自身を含む): 5675914496

約数和(自身を除く): 3040674928

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 408691, 817382, 1634764, 3269528, 5312983, 6539056, 10625966, 12669421, 21251932, 25338842, 42503864, 50677684, 85007728, 101355368, 164702473, 202710736, 329404946, 658809892, 1317619784, 2635239568]

約数ペア:

[(1, 2635239568), (2, 1317619784), (4, 658809892), (8, 329404946), (13, 202710736), (16, 164702473), (26, 101355368), (31, 85007728), (52, 50677684), (62, 42503864), (104, 25338842), (124, 21251932), (208, 12669421), (248, 10625966), (403, 6539056), (496, 5312983), (806, 3269528), (1612, 1634764), (3224, 817382), (6448, 408691)]