19202205

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4013}}^1$

素因数の和:4061

約数の個数: 32

約数和(自身を含む): 34680960

約数和(自身を除く): 15478755

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 165, 319, 435, 957, 1595, 4013, 4785, 12039, 20065, 44143, 60195, 116377, 132429, 220715, 349131, 581885, 662145, 1280147, 1745655, 3840441, 6400735, 19202205]

約数ペア:

[(1, 19202205), (3, 6400735), (5, 3840441), (11, 1745655), (15, 1280147), (29, 662145), (33, 581885), (55, 349131), (87, 220715), (145, 132429), (165, 116377), (319, 60195), (435, 44143), (957, 20065), (1595, 12039), (4013, 4785)]