20150912

素因数分解:

$2^7\times {\mathrm{157429}}^1$

素因数の和:157443

約数の個数: 16

約数和(自身を含む): 40144650

約数和(自身を除く): 19993738

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 157429, 314858, 629716, 1259432, 2518864, 5037728, 10075456, 20150912]

約数ペア:

[(1, 20150912), (2, 10075456), (4, 5037728), (8, 2518864), (16, 1259432), (32, 629716), (64, 314858), (128, 157429)]