19130643

素因数分解:

$3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{2011}}^1$

素因数の和:2175

約数の個数: 24

約数和(自身を含む): 31805696

約数和(自身を除く): 12675053

約数列:

[1, 3, 7, 9, 21, 63, 151, 453, 1057, 1359, 2011, 3171, 6033, 9513, 14077, 18099, 42231, 126693, 303661, 910983, 2125627, 2732949, 6376881, 19130643]

約数ペア:

[(1, 19130643), (3, 6376881), (7, 2732949), (9, 2125627), (21, 910983), (63, 303661), (151, 126693), (453, 42231), (1057, 18099), (1359, 14077), (2011, 9513), (3171, 6033)]