18146805

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1553}}^1$

素因数の和:1621

約数の個数: 32

約数和(自身を含む): 31328640

約数和(自身を除く): 13181835

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 615, 779, 1553, 2337, 3895, 4659, 7765, 11685, 23295, 29507, 63673, 88521, 147535, 191019, 318365, 442605, 955095, 1209787, 3629361, 6048935, 18146805]

約数ペア:

[(1, 18146805), (3, 6048935), (5, 3629361), (15, 1209787), (19, 955095), (41, 442605), (57, 318365), (95, 191019), (123, 147535), (205, 88521), (285, 63673), (615, 29507), (779, 23295), (1553, 11685), (2337, 7765), (3895, 4659)]