19497830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1129}}^1$

素因数の和:1304

約数の個数: 32

約数和(自身を含む): 38564640

約数和(自身を除く): 19066810

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 157, 314, 785, 1129, 1570, 1727, 2258, 3454, 5645, 8635, 11290, 12419, 17270, 24838, 62095, 124190, 177253, 354506, 886265, 1772530, 1949783, 3899566, 9748915, 19497830]

約数ペア:

[(1, 19497830), (2, 9748915), (5, 3899566), (10, 1949783), (11, 1772530), (22, 886265), (55, 354506), (110, 177253), (157, 124190), (314, 62095), (785, 24838), (1129, 17270), (1570, 12419), (1727, 11290), (2258, 8635), (3454, 5645)]