19148936

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1367}}^1$

素因数の和:1493

約数の個数: 32

約数和(自身を含む): 38413440

約数和(自身を除く): 19264504

約数列:

[1, 2, 4, 8, 17, 34, 68, 103, 136, 206, 412, 824, 1367, 1751, 2734, 3502, 5468, 7004, 10936, 14008, 23239, 46478, 92956, 140801, 185912, 281602, 563204, 1126408, 2393617, 4787234, 9574468, 19148936]

約数ペア:

[(1, 19148936), (2, 9574468), (4, 4787234), (8, 2393617), (17, 1126408), (34, 563204), (68, 281602), (103, 185912), (136, 140801), (206, 92956), (412, 46478), (824, 23239), (1367, 14008), (1751, 10936), (2734, 7004), (3502, 5468)]