20804725812

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1826899}}^1$

素因数の和:1826992

約数の個数: 48

約数和(自身を含む): 52994715200

約数和(自身を除く): 32189989388

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 73, 78, 146, 156, 219, 292, 438, 876, 949, 1898, 2847, 3796, 5694, 11388, 1826899, 3653798, 5480697, 7307596, 10961394, 21922788, 23749687, 47499374, 71249061, 94998748, 133363627, 142498122, 266727254, 284996244, 400090881, 533454508, 800181762, 1600363524, 1733727151, 3467454302, 5201181453, 6934908604, 10402362906, 20804725812]

約数ペア:

[(1, 20804725812), (2, 10402362906), (3, 6934908604), (4, 5201181453), (6, 3467454302), (12, 1733727151), (13, 1600363524), (26, 800181762), (39, 533454508), (52, 400090881), (73, 284996244), (78, 266727254), (146, 142498122), (156, 133363627), (219, 94998748), (292, 71249061), (438, 47499374), (876, 23749687), (949, 21922788), (1898, 10961394), (2847, 7307596), (3796, 5480697), (5694, 3653798), (11388, 1826899)]