19877354

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{283}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 35579520

約数和(自身を除く): 15702166

約数列:

[1, 2, 7, 14, 29, 58, 173, 203, 283, 346, 406, 566, 1211, 1981, 2422, 3962, 5017, 8207, 10034, 16414, 35119, 48959, 57449, 70238, 97918, 114898, 342713, 685426, 1419811, 2839622, 9938677, 19877354]

約数ペア:

[(1, 19877354), (2, 9938677), (7, 2839622), (14, 1419811), (29, 685426), (58, 342713), (173, 114898), (203, 97918), (283, 70238), (346, 57449), (406, 48959), (566, 35119), (1211, 16414), (1981, 10034), (2422, 8207), (3962, 5017)]