20281569318

素因数分解:

$2^1\times 3^3\times {\mathrm{1367}}^1\times {\mathrm{274751}}^1$

素因数の和:276129

約数の個数: 32

約数和(自身を含む): 45103288320

約数和(自身を除く): 24821719002

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1367, 2734, 4101, 8202, 12303, 24606, 36909, 73818, 274751, 549502, 824253, 1648506, 2472759, 4945518, 7418277, 14836554, 375584617, 751169234, 1126753851, 2253507702, 3380261553, 6760523106, 10140784659, 20281569318]

約数ペア:

[(1, 20281569318), (2, 10140784659), (3, 6760523106), (6, 3380261553), (9, 2253507702), (18, 1126753851), (27, 751169234), (54, 375584617), (1367, 14836554), (2734, 7418277), (4101, 4945518), (8202, 2472759), (12303, 1648506), (24606, 824253), (36909, 549502), (73818, 274751)]