220468508

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{12809}}^1$

素因数の和:13157

約数の個数: 24

約数和(自身を含む): 416786160

約数和(自身を除く): 196317652

約数列:

[1, 2, 4, 13, 26, 52, 331, 662, 1324, 4303, 8606, 12809, 17212, 25618, 51236, 166517, 333034, 666068, 4239779, 8479558, 16959116, 55117127, 110234254, 220468508]

約数ペア:

[(1, 220468508), (2, 110234254), (4, 55117127), (13, 16959116), (26, 8479558), (52, 4239779), (331, 666068), (662, 333034), (1324, 166517), (4303, 51236), (8606, 25618), (12809, 17212)]