18838886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1201}}^1$

素因数の和:1268

約数の個数: 32

約数和(自身を含む): 33232896

約数和(自身を除く): 14394010

約数列:

[1, 2, 11, 22, 23, 31, 46, 62, 253, 341, 506, 682, 713, 1201, 1426, 2402, 7843, 13211, 15686, 26422, 27623, 37231, 55246, 74462, 303853, 409541, 607706, 819082, 856313, 1712626, 9419443, 18838886]

約数ペア:

[(1, 18838886), (2, 9419443), (11, 1712626), (22, 856313), (23, 819082), (31, 607706), (46, 409541), (62, 303853), (253, 74462), (341, 55246), (506, 37231), (682, 27623), (713, 26422), (1201, 15686), (1426, 13211), (2402, 7843)]