20484010

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1063}}^1$

素因数の和:1158

約数の個数: 32

約数和(自身を含む): 38610432

約数和(自身を除く): 18126422

約数列:

[1, 2, 5, 10, 41, 47, 82, 94, 205, 235, 410, 470, 1063, 1927, 2126, 3854, 5315, 9635, 10630, 19270, 43583, 49961, 87166, 99922, 217915, 249805, 435830, 499610, 2048401, 4096802, 10242005, 20484010]

約数ペア:

[(1, 20484010), (2, 10242005), (5, 4096802), (10, 2048401), (41, 499610), (47, 435830), (82, 249805), (94, 217915), (205, 99922), (235, 87166), (410, 49961), (470, 43583), (1063, 19270), (1927, 10630), (2126, 9635), (3854, 5315)]