205320986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{887}}^1$

素因数の和:1238

約数の個数: 32

約数和(自身を含む): 344615040

約数和(自身を除く): 139294054

約数列:

[1, 2, 13, 26, 29, 58, 307, 377, 614, 754, 887, 1774, 3991, 7982, 8903, 11531, 17806, 23062, 25723, 51446, 115739, 231478, 272309, 334399, 544618, 668798, 3540017, 7080034, 7896961, 15793922, 102660493, 205320986]

約数ペア:

[(1, 205320986), (2, 102660493), (13, 15793922), (26, 7896961), (29, 7080034), (58, 3540017), (307, 668798), (377, 544618), (614, 334399), (754, 272309), (887, 231478), (1774, 115739), (3991, 51446), (7982, 25723), (8903, 23062), (11531, 17806)]