19755925

素因数分解:

$5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1429}}^1$

素因数の和:1525

約数の個数: 24

約数和(自身を含む): 28371200

約数和(自身を除く): 8615275

約数列:

[1, 5, 7, 25, 35, 79, 175, 395, 553, 1429, 1975, 2765, 7145, 10003, 13825, 35725, 50015, 112891, 250075, 564455, 790237, 2822275, 3951185, 19755925]

約数ペア:

[(1, 19755925), (5, 3951185), (7, 2822275), (25, 790237), (35, 564455), (79, 250075), (175, 112891), (395, 50015), (553, 35725), (1429, 13825), (1975, 10003), (2765, 7145)]