20161937090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{288481}}^1$

素因数の和:288758

約数の個数: 32

約数和(自身を含む): 37698827760

約数和(自身を除く): 17536890670

約数列:

[1, 2, 5, 10, 29, 58, 145, 241, 290, 482, 1205, 2410, 6989, 13978, 34945, 69890, 288481, 576962, 1442405, 2884810, 8365949, 16731898, 41829745, 69523921, 83659490, 139047842, 347619605, 695239210, 2016193709, 4032387418, 10080968545, 20161937090]

約数ペア:

[(1, 20161937090), (2, 10080968545), (5, 4032387418), (10, 2016193709), (29, 695239210), (58, 347619605), (145, 139047842), (241, 83659490), (290, 69523921), (482, 41829745), (1205, 16731898), (2410, 8365949), (6989, 2884810), (13978, 1442405), (34945, 576962), (69890, 288481)]