20296876312

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{11839}}^1\times {\mathrm{11279}}^1$

素因数の和:23143

約数の個数: 32

約数和(自身を含む): 40066560000

約数和(自身を除く): 19769683688

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 11279, 11839, 22558, 23678, 45116, 47356, 90232, 94712, 214301, 224941, 428602, 449882, 857204, 899764, 1714408, 1799528, 133532081, 267064162, 534128324, 1068256648, 2537109539, 5074219078, 10148438156, 20296876312]

約数ペア:

[(1, 20296876312), (2, 10148438156), (4, 5074219078), (8, 2537109539), (19, 1068256648), (38, 534128324), (76, 267064162), (152, 133532081), (11279, 1799528), (11839, 1714408), (22558, 899764), (23678, 857204), (45116, 449882), (47356, 428602), (90232, 224941), (94712, 214301)]