19817227580

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4337}}^1\times {\mathrm{4861}}^1$

素因数の和:9254

約数の個数: 48

約数和(自身を含む): 42520173696

約数和(自身を除く): 22702946116

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 4337, 4861, 8674, 9722, 17348, 19444, 21685, 24305, 43370, 48610, 86740, 97220, 203839, 228467, 407678, 456934, 815356, 913868, 1019195, 1142335, 2038390, 2284670, 4076780, 4569340, 21082157, 42164314, 84328628, 105410785, 210821570, 421643140, 990861379, 1981722758, 3963445516, 4954306895, 9908613790, 19817227580]

約数ペア:

[(1, 19817227580), (2, 9908613790), (4, 4954306895), (5, 3963445516), (10, 1981722758), (20, 990861379), (47, 421643140), (94, 210821570), (188, 105410785), (235, 84328628), (470, 42164314), (940, 21082157), (4337, 4569340), (4861, 4076780), (8674, 2284670), (9722, 2038390), (17348, 1142335), (19444, 1019195), (21685, 913868), (24305, 815356), (43370, 456934), (48610, 407678), (86740, 228467), (97220, 203839)]