18962385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2069}}^1$

素因数の和:2137

約数の個数: 32

約数和(自身を含む): 33384960

約数和(自身を除く): 14422575

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 141, 195, 235, 611, 705, 1833, 2069, 3055, 6207, 9165, 10345, 26897, 31035, 80691, 97243, 134485, 291729, 403455, 486215, 1264159, 1458645, 3792477, 6320795, 18962385]

約数ペア:

[(1, 18962385), (3, 6320795), (5, 3792477), (13, 1458645), (15, 1264159), (39, 486215), (47, 403455), (65, 291729), (141, 134485), (195, 97243), (235, 80691), (611, 31035), (705, 26897), (1833, 10345), (2069, 9165), (3055, 6207)]