20223285

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1117}}^1$

素因数の和:1213

約数の個数: 32

約数和(自身を含む): 34774272

約数和(自身を除く): 14550987

約数列:

[1, 3, 5, 15, 17, 51, 71, 85, 213, 255, 355, 1065, 1117, 1207, 3351, 3621, 5585, 6035, 16755, 18105, 18989, 56967, 79307, 94945, 237921, 284835, 396535, 1189605, 1348219, 4044657, 6741095, 20223285]

約数ペア:

[(1, 20223285), (3, 6741095), (5, 4044657), (15, 1348219), (17, 1189605), (51, 396535), (71, 284835), (85, 237921), (213, 94945), (255, 79307), (355, 56967), (1065, 18989), (1117, 18105), (1207, 16755), (3351, 6035), (3621, 5585)]