19243696

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{11677}}^1$

素因数の和:11788

約数の個数: 20

約数和(自身を含む): 37649872

約数和(自身を除く): 18406176

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 11677, 23354, 46708, 93416, 186832, 1202731, 2405462, 4810924, 9621848, 19243696]

約数ペア:

[(1, 19243696), (2, 9621848), (4, 4810924), (8, 2405462), (16, 1202731), (103, 186832), (206, 93416), (412, 46708), (824, 23354), (1648, 11677)]