19485310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4051}}^1$

素因数の和:4108

約数の個数: 32

約数和(自身を含む): 38801952

約数和(自身を除く): 19316642

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4051, 4810, 8102, 20255, 40510, 52663, 105326, 149887, 263315, 299774, 526630, 749435, 1498870, 1948531, 3897062, 9742655, 19485310]

約数ペア:

[(1, 19485310), (2, 9742655), (5, 3897062), (10, 1948531), (13, 1498870), (26, 749435), (37, 526630), (65, 299774), (74, 263315), (130, 149887), (185, 105326), (370, 52663), (481, 40510), (962, 20255), (2405, 8102), (4051, 4810)]