19121530

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{11731}}^1$

素因数の和:11901

約数の個数: 16

約数和(自身を含む): 34632864

約数和(自身を除く): 15511334

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 11731, 23462, 58655, 117310, 1912153, 3824306, 9560765, 19121530]

約数ペア:

[(1, 19121530), (2, 9560765), (5, 3824306), (10, 1912153), (163, 117310), (326, 58655), (815, 23462), (1630, 11731)]