20558648

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{233621}}^1$

素因数の和:233638

約数の個数: 16

約数和(自身を含む): 42051960

約数和(自身を除く): 21493312

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 233621, 467242, 934484, 1868968, 2569831, 5139662, 10279324, 20558648]

約数ペア:

[(1, 20558648), (2, 10279324), (4, 5139662), (8, 2569831), (11, 1868968), (22, 934484), (44, 467242), (88, 233621)]