17947839

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2267}}^1$

素因数の和:2319

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 12534081

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 609, 1131, 2267, 2639, 6801, 7917, 15869, 29471, 47607, 65743, 88413, 197229, 206297, 460201, 618891, 854659, 1380603, 2563977, 5982613, 17947839]

約数ペア:

[(1, 17947839), (3, 5982613), (7, 2563977), (13, 1380603), (21, 854659), (29, 618891), (39, 460201), (87, 206297), (91, 197229), (203, 88413), (273, 65743), (377, 47607), (609, 29471), (1131, 15869), (2267, 7917), (2639, 6801)]