20636912

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{4463}}^1$

素因数の和:4505

約数の個数: 30

約数和(自身を含む): 42483888

約数和(自身を除く): 21846976

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 578, 1156, 2312, 4463, 4624, 8926, 17852, 35704, 71408, 75871, 151742, 303484, 606968, 1213936, 1289807, 2579614, 5159228, 10318456, 20636912]

約数ペア:

[(1, 20636912), (2, 10318456), (4, 5159228), (8, 2579614), (16, 1289807), (17, 1213936), (34, 606968), (68, 303484), (136, 151742), (272, 75871), (289, 71408), (578, 35704), (1156, 17852), (2312, 8926), (4463, 4624)]