820935986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1\times {\mathrm{1259}}^1$

素因数の和:2114

約数の個数: 32

約数和(自身を含む): 1371686400

約数和(自身を除く): 550750414

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 809, 1259, 1618, 2518, 10517, 16367, 21034, 25079, 32734, 39029, 50158, 78058, 326027, 507377, 652054, 1014754, 1018531, 2037062, 13240903, 26481806, 31574461, 63148922, 410467993, 820935986]

約数ペア:

[(1, 820935986), (2, 410467993), (13, 63148922), (26, 31574461), (31, 26481806), (62, 13240903), (403, 2037062), (806, 1018531), (809, 1014754), (1259, 652054), (1618, 507377), (2518, 326027), (10517, 78058), (16367, 50158), (21034, 39029), (25079, 32734)]