20126473948

素因数分解:

$2^2\times 7^1\times {\mathrm{3449}}^1\times {\mathrm{208409}}^1$

素因数の和:211869

約数の個数: 24

約数和(自身を含む): 40264812000

約数和(自身を除く): 20138338052

約数列:

[1, 2, 4, 7, 14, 28, 3449, 6898, 13796, 24143, 48286, 96572, 208409, 416818, 833636, 1458863, 2917726, 5835452, 718802641, 1437605282, 2875210564, 5031618487, 10063236974, 20126473948]

約数ペア:

[(1, 20126473948), (2, 10063236974), (4, 5031618487), (7, 2875210564), (14, 1437605282), (28, 718802641), (3449, 5835452), (6898, 2917726), (13796, 1458863), (24143, 833636), (48286, 416818), (96572, 208409)]