18544542980

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{6223001}}^1$

素因数の和:6223159

約数の個数: 24

約数和(自身を含む): 39204912600

約数和(自身を除く): 20660369620

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 6223001, 12446002, 24892004, 31115005, 62230010, 124460020, 927227149, 1854454298, 3708908596, 4636135745, 9272271490, 18544542980]

約数ペア:

[(1, 18544542980), (2, 9272271490), (4, 4636135745), (5, 3708908596), (10, 1854454298), (20, 927227149), (149, 124460020), (298, 62230010), (596, 31115005), (745, 24892004), (1490, 12446002), (2980, 6223001)]