72157808

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{196081}}^1$

素因数の和:196112

約数の個数: 20

約数和(自身を含む): 145885008

約数和(自身を除く): 73727200

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 196081, 392162, 784324, 1568648, 3137296, 4509863, 9019726, 18039452, 36078904, 72157808]

約数ペア:

[(1, 72157808), (2, 36078904), (4, 18039452), (8, 9019726), (16, 4509863), (23, 3137296), (46, 1568648), (92, 784324), (184, 392162), (368, 196081)]