1636689964

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{49411}}^1$

素因数の和:49455

約数の個数: 54

約数和(自身を含む): 3607916004

約数和(自身を除く): 1971226040

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 169, 182, 196, 338, 364, 637, 676, 1183, 1274, 2366, 2548, 4732, 8281, 16562, 33124, 49411, 98822, 197644, 345877, 642343, 691754, 1284686, 1383508, 2421139, 2569372, 4496401, 4842278, 8350459, 8992802, 9684556, 16700918, 17985604, 31474807, 33401836, 58453213, 62949614, 116906426, 125899228, 233812852, 409172491, 818344982, 1636689964]

約数ペア:

[(1, 1636689964), (2, 818344982), (4, 409172491), (7, 233812852), (13, 125899228), (14, 116906426), (26, 62949614), (28, 58453213), (49, 33401836), (52, 31474807), (91, 17985604), (98, 16700918), (169, 9684556), (182, 8992802), (196, 8350459), (338, 4842278), (364, 4496401), (637, 2569372), (676, 2421139), (1183, 1383508), (1274, 1284686), (2366, 691754), (2548, 642343), (4732, 345877), (8281, 197644), (16562, 98822), (33124, 49411)]