20949207848

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2299079}}^1$

素因数の和:2299169

約数の個数: 32

約数和(自身を含む): 42211108800

約数和(自身を除く): 21261900952

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 134, 136, 268, 536, 1139, 2278, 4556, 9112, 2299079, 4598158, 9196316, 18392632, 39084343, 78168686, 154038293, 156337372, 308076586, 312674744, 616153172, 1232306344, 2618650981, 5237301962, 10474603924, 20949207848]

約数ペア:

[(1, 20949207848), (2, 10474603924), (4, 5237301962), (8, 2618650981), (17, 1232306344), (34, 616153172), (67, 312674744), (68, 308076586), (134, 156337372), (136, 154038293), (268, 78168686), (536, 39084343), (1139, 18392632), (2278, 9196316), (4556, 4598158), (9112, 2299079)]