2018370055

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{293}}^1\times {\mathrm{809}}^1$

素因数の和:1251

約数の個数: 32

約数和(自身を含む): 2640496320

約数和(自身を除く): 622126265

約数列:

[1, 5, 13, 65, 131, 293, 655, 809, 1465, 1703, 3809, 4045, 8515, 10517, 19045, 38383, 52585, 105979, 191915, 237037, 498979, 529895, 1185185, 1377727, 2494895, 3081481, 6888635, 15407405, 31051847, 155259235, 403674011, 2018370055]

約数ペア:

[(1, 2018370055), (5, 403674011), (13, 155259235), (65, 31051847), (131, 15407405), (293, 6888635), (655, 3081481), (809, 2494895), (1465, 1377727), (1703, 1185185), (3809, 529895), (4045, 498979), (8515, 237037), (10517, 191915), (19045, 105979), (38383, 52585)]