1243917904

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{2507899}}^1$

素因数の和:2507938

約数の個数: 20

約数和(自身を含む): 2487836800

約数和(自身を除く): 1243918896

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 2507899, 5015798, 10031596, 20063192, 40126384, 77744869, 155489738, 310979476, 621958952, 1243917904]

約数ペア:

[(1, 1243917904), (2, 621958952), (4, 310979476), (8, 155489738), (16, 77744869), (31, 40126384), (62, 20063192), (124, 10031596), (248, 5015798), (496, 2507899)]