20894484

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{10303}}^1$

素因数の和:10336

約数の個数: 36

約数和(自身を含む): 52797696

約数和(自身を除く): 31903212

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 10303, 20606, 30909, 41212, 61818, 123636, 133939, 267878, 401817, 535756, 803634, 1607268, 1741207, 3482414, 5223621, 6964828, 10447242, 20894484]

約数ペア:

[(1, 20894484), (2, 10447242), (3, 6964828), (4, 5223621), (6, 3482414), (12, 1741207), (13, 1607268), (26, 803634), (39, 535756), (52, 401817), (78, 267878), (156, 133939), (169, 123636), (338, 61818), (507, 41212), (676, 30909), (1014, 20606), (2028, 10303)]