19004205

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{773}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 33436800

約数和(自身を除く): 14432595

約数列:

[1, 3, 5, 11, 15, 33, 55, 149, 165, 447, 745, 773, 1639, 2235, 2319, 3865, 4917, 8195, 8503, 11595, 24585, 25509, 42515, 115177, 127545, 345531, 575885, 1266947, 1727655, 3800841, 6334735, 19004205]

約数ペア:

[(1, 19004205), (3, 6334735), (5, 3800841), (11, 1727655), (15, 1266947), (33, 575885), (55, 345531), (149, 127545), (165, 115177), (447, 42515), (745, 25509), (773, 24585), (1639, 11595), (2235, 8503), (2319, 8195), (3865, 4917)]