16888910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{863}}^1$

素因数の和:992

約数の個数: 32

約数和(自身を含む): 32348160

約数和(自身を除く): 15459250

約数列:

[1, 2, 5, 10, 19, 38, 95, 103, 190, 206, 515, 863, 1030, 1726, 1957, 3914, 4315, 8630, 9785, 16397, 19570, 32794, 81985, 88889, 163970, 177778, 444445, 888890, 1688891, 3377782, 8444455, 16888910]

約数ペア:

[(1, 16888910), (2, 8444455), (5, 3377782), (10, 1688891), (19, 888890), (38, 444445), (95, 177778), (103, 163970), (190, 88889), (206, 81985), (515, 32794), (863, 19570), (1030, 16397), (1726, 9785), (1957, 8630), (3914, 4315)]