20804557684

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1\times {\mathrm{3359}}^1$

素因数の和:3844

約数の個数: 48

約数和(自身を含む): 37933056000

約数和(自身を除く): 17128498316

約数列:

[1, 2, 4, 31, 62, 124, 199, 251, 398, 502, 796, 1004, 3359, 6169, 6718, 7781, 12338, 13436, 15562, 24676, 31124, 49949, 99898, 104129, 199796, 208258, 416516, 668441, 843109, 1336882, 1548419, 1686218, 2673764, 3096838, 3372436, 6193676, 20721671, 26136379, 41443342, 52272758, 82886684, 104545516, 167778691, 335557382, 671114764, 5201139421, 10402278842, 20804557684]

約数ペア:

[(1, 20804557684), (2, 10402278842), (4, 5201139421), (31, 671114764), (62, 335557382), (124, 167778691), (199, 104545516), (251, 82886684), (398, 52272758), (502, 41443342), (796, 26136379), (1004, 20721671), (3359, 6193676), (6169, 3372436), (6718, 3096838), (7781, 2673764), (12338, 1686218), (13436, 1548419), (15562, 1336882), (24676, 843109), (31124, 668441), (49949, 416516), (99898, 208258), (104129, 199796)]