20512120709

素因数分解:

${\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1\times {\mathrm{30671}}^1$

素因数の和:30968

約数の個数: 16

約数和(自身を含む): 21333970944

約数和(自身を除く): 821850235

約数列:

[1, 43, 103, 151, 4429, 6493, 15553, 30671, 668779, 1318853, 3159113, 4631321, 135841859, 199146803, 477026063, 20512120709]

約数ペア:

[(1, 20512120709), (43, 477026063), (103, 199146803), (151, 135841859), (4429, 4631321), (6493, 3159113), (15553, 1318853), (30671, 668779)]