20410117

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{179}}^2$

素因数の和:385

約数の個数: 18

約数和(自身を含む): 25712358

約数和(自身を除く): 5302241

約数列:

[1, 7, 13, 49, 91, 179, 637, 1253, 2327, 8771, 16289, 32041, 114023, 224287, 416533, 1570009, 2915731, 20410117]

約数ペア:

[(1, 20410117), (7, 2915731), (13, 1570009), (49, 416533), (91, 224287), (179, 114023), (637, 32041), (1253, 16289), (2327, 8771)]