20145440456

素因数分解:

$2^3\times {\mathrm{181}}^1\times {\mathrm{13912597}}^1$

素因数の和:13912784

約数の個数: 16

約数和(自身を含む): 37981392540

約数和(自身を除く): 17835952084

約数列:

[1, 2, 4, 8, 181, 362, 724, 1448, 13912597, 27825194, 55650388, 111300776, 2518180057, 5036360114, 10072720228, 20145440456]

約数ペア:

[(1, 20145440456), (2, 10072720228), (4, 5036360114), (8, 2518180057), (181, 111300776), (362, 55650388), (724, 27825194), (1448, 13912597)]