20584928

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7069}}^1$

素因数の和:7099

約数の個数: 48

約数和(自身を含む): 49885920

約数和(自身を除く): 29300992

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 7069, 14138, 28276, 49483, 56552, 91897, 98966, 113104, 183794, 197932, 226208, 367588, 395864, 643279, 735176, 791728, 1286558, 1470352, 1583456, 2573116, 2940704, 5146232, 10292464, 20584928]

約数ペア:

[(1, 20584928), (2, 10292464), (4, 5146232), (7, 2940704), (8, 2573116), (13, 1583456), (14, 1470352), (16, 1286558), (26, 791728), (28, 735176), (32, 643279), (52, 395864), (56, 367588), (91, 226208), (104, 197932), (112, 183794), (182, 113104), (208, 98966), (224, 91897), (364, 56552), (416, 49483), (728, 28276), (1456, 14138), (2912, 7069)]