90910478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{23227}}^1$

素因数の和:23351

約数の個数: 16

約数和(自身を含む): 144942720

約数和(自身を除く): 54032242

約数列:

[1, 2, 19, 38, 103, 206, 1957, 3914, 23227, 46454, 441313, 882626, 2392381, 4784762, 45455239, 90910478]

約数ペア:

[(1, 90910478), (2, 45455239), (19, 4784762), (38, 2392381), (103, 882626), (206, 441313), (1957, 46454), (3914, 23227)]