18925965

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13567}}^1$

素因数の和:13609

約数の個数: 24

約数和(自身を含む): 33865728

約数和(自身を除く): 14939763

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 13567, 40701, 67835, 122103, 203505, 420577, 610515, 1261731, 2102885, 3785193, 6308655, 18925965]

約数ペア:

[(1, 18925965), (3, 6308655), (5, 3785193), (9, 2102885), (15, 1261731), (31, 610515), (45, 420577), (93, 203505), (155, 122103), (279, 67835), (465, 40701), (1395, 13567)]