20713416

素因数分解:

$2^3\times 3^1\times {\mathrm{691}}^1\times {\mathrm{1249}}^1$

素因数の和:1949

約数の個数: 32

約数和(自身を含む): 51900000

約数和(自身を除く): 31186584

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 691, 1249, 1382, 2073, 2498, 2764, 3747, 4146, 4996, 5528, 7494, 8292, 9992, 14988, 16584, 29976, 863059, 1726118, 2589177, 3452236, 5178354, 6904472, 10356708, 20713416]

約数ペア:

[(1, 20713416), (2, 10356708), (3, 6904472), (4, 5178354), (6, 3452236), (8, 2589177), (12, 1726118), (24, 863059), (691, 29976), (1249, 16584), (1382, 14988), (2073, 9992), (2498, 8292), (2764, 7494), (3747, 5528), (4146, 4996)]