20161286901

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18824731}}^1$

素因数の和:18824761

約数の個数: 24

約数和(自身を含む): 35239898304

約数和(自身を除く): 15078611403

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 18824731, 56474193, 131773117, 169422579, 320020427, 395319351, 960061281, 1185958053, 2240142989, 2880183843, 6720428967, 20161286901]

約数ペア:

[(1, 20161286901), (3, 6720428967), (7, 2880183843), (9, 2240142989), (17, 1185958053), (21, 960061281), (51, 395319351), (63, 320020427), (119, 169422579), (153, 131773117), (357, 56474193), (1071, 18824731)]