18665702

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{137}}^1\times {\mathrm{563}}^1$

素因数の和:724

約数の個数: 24

約数和(自身を含む): 31054968

約数和(自身を除く): 12389266

約数列:

[1, 2, 11, 22, 121, 137, 242, 274, 563, 1126, 1507, 3014, 6193, 12386, 16577, 33154, 68123, 77131, 136246, 154262, 848441, 1696882, 9332851, 18665702]

約数ペア:

[(1, 18665702), (2, 9332851), (11, 1696882), (22, 848441), (121, 154262), (137, 136246), (242, 77131), (274, 68123), (563, 33154), (1126, 16577), (1507, 12386), (3014, 6193)]