19839417

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{359}}^1$

素因数の和:497

約数の個数: 24

約数和(自身を含む): 28987200

約数和(自身を除く): 9147783

約数列:

[1, 3, 13, 39, 109, 169, 327, 359, 507, 1077, 1417, 4251, 4667, 14001, 18421, 39131, 55263, 60671, 117393, 182013, 508703, 1526109, 6613139, 19839417]

約数ペア:

[(1, 19839417), (3, 6613139), (13, 1526109), (39, 508703), (109, 182013), (169, 117393), (327, 60671), (359, 55263), (507, 39131), (1077, 18421), (1417, 14001), (4251, 4667)]