19577961

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8807}}^1$

素因数の和:8845

約数の個数: 24

約数和(自身を含む): 32061120

約数和(自身を除く): 12483159

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 8807, 26421, 79263, 114491, 167333, 343473, 501999, 1030419, 1505997, 2175329, 6525987, 19577961]

約数ペア:

[(1, 19577961), (3, 6525987), (9, 2175329), (13, 1505997), (19, 1030419), (39, 501999), (57, 343473), (117, 167333), (171, 114491), (247, 79263), (741, 26421), (2223, 8807)]