20159672008

素因数分解:

$2^3\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1303}}^1\times {\mathrm{1597}}^1$

素因数の和:3086

約数の個数: 64

約数和(自身を含む): 43509576960

約数和(自身を除く): 23349904952

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 173, 346, 692, 1211, 1303, 1384, 1597, 2422, 2606, 3194, 4844, 5212, 6388, 9121, 9688, 10424, 11179, 12776, 18242, 22358, 36484, 44716, 72968, 89432, 225419, 276281, 450838, 552562, 901676, 1105124, 1577933, 1803352, 1933967, 2080891, 2210248, 3155866, 3867934, 4161782, 6311732, 7735868, 8323564, 12623464, 14566237, 15471736, 16647128, 29132474, 58264948, 116529896, 359994143, 719988286, 1439976572, 2519959001, 2879953144, 5039918002, 10079836004, 20159672008]

約数ペア:

[(1, 20159672008), (2, 10079836004), (4, 5039918002), (7, 2879953144), (8, 2519959001), (14, 1439976572), (28, 719988286), (56, 359994143), (173, 116529896), (346, 58264948), (692, 29132474), (1211, 16647128), (1303, 15471736), (1384, 14566237), (1597, 12623464), (2422, 8323564), (2606, 7735868), (3194, 6311732), (4844, 4161782), (5212, 3867934), (6388, 3155866), (9121, 2210248), (9688, 2080891), (10424, 1933967), (11179, 1803352), (12776, 1577933), (18242, 1105124), (22358, 901676), (36484, 552562), (44716, 450838), (72968, 276281), (89432, 225419)]