19115229

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 30191616

約数和(自身を除く): 11076387

約数列:

[1, 3, 7, 21, 47, 107, 141, 181, 321, 329, 543, 749, 987, 1267, 2247, 3801, 5029, 8507, 15087, 19367, 25521, 35203, 58101, 59549, 105609, 135569, 178647, 406707, 910249, 2730747, 6371743, 19115229]

約数ペア:

[(1, 19115229), (3, 6371743), (7, 2730747), (21, 910249), (47, 406707), (107, 178647), (141, 135569), (181, 105609), (321, 59549), (329, 58101), (543, 35203), (749, 25521), (987, 19367), (1267, 15087), (2247, 8507), (3801, 5029)]