19112900

素因数分解:

$2^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{1459}}^1$

素因数の和:1604

約数の個数: 36

約数和(自身を含む): 41820240

約数和(自身を除く): 22707340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 131, 262, 524, 655, 1310, 1459, 2620, 2918, 3275, 5836, 6550, 7295, 13100, 14590, 29180, 36475, 72950, 145900, 191129, 382258, 764516, 955645, 1911290, 3822580, 4778225, 9556450, 19112900]

約数ペア:

[(1, 19112900), (2, 9556450), (4, 4778225), (5, 3822580), (10, 1911290), (20, 955645), (25, 764516), (50, 382258), (100, 191129), (131, 145900), (262, 72950), (524, 36475), (655, 29180), (1310, 14590), (1459, 13100), (2620, 7295), (2918, 6550), (3275, 5836)]