20512752376917

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1\times {\mathrm{218390371}}^1$

素因数の和:218390744

約数の個数: 16

約数和(自身を含む): 27674427939840

約数和(自身を除く): 7161675562923

約数列:

[1, 3, 131, 239, 393, 717, 31309, 93927, 218390371, 655171113, 28609138601, 52195298669, 85827415803, 156585896007, 6837584125639, 20512752376917]

約数ペア:

[(1, 20512752376917), (3, 6837584125639), (131, 156585896007), (239, 85827415803), (393, 52195298669), (717, 28609138601), (31309, 655171113), (93927, 218390371)]