2002638418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{78541}}^1$

素因数の和:78634

約数の個数: 32

約数和(自身を含む): 3506114880

約数和(自身を除く): 1503476462

約数列:

[1, 2, 11, 19, 22, 38, 61, 122, 209, 418, 671, 1159, 1342, 2318, 12749, 25498, 78541, 157082, 863951, 1492279, 1727902, 2984558, 4791001, 9582002, 16415069, 32830138, 52701011, 91029019, 105402022, 182058038, 1001319209, 2002638418]

約数ペア:

[(1, 2002638418), (2, 1001319209), (11, 182058038), (19, 105402022), (22, 91029019), (38, 52701011), (61, 32830138), (122, 16415069), (209, 9582002), (418, 4791001), (671, 2984558), (1159, 1727902), (1342, 1492279), (2318, 863951), (12749, 157082), (25498, 78541)]