2019900935

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{86561}}^1$

素因数の和:86938

約数の個数: 16

約数和(自身を含む): 2617634880

約数和(自身を除く): 597733945

約数列:

[1, 5, 13, 65, 359, 1795, 4667, 23335, 86561, 432805, 1125293, 5626465, 31075399, 155376995, 403980187, 2019900935]

約数ペア:

[(1, 2019900935), (5, 403980187), (13, 155376995), (65, 31075399), (359, 5626465), (1795, 1125293), (4667, 432805), (23335, 86561)]