20256882

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{641}}^1$

素因数の和:898

約数の個数: 32

約数和(自身を含む): 42526080

約数和(自身を除く): 22269198

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 229, 458, 641, 687, 1282, 1374, 1923, 3846, 5267, 10534, 14743, 15801, 29486, 31602, 44229, 88458, 146789, 293578, 440367, 880734, 3376147, 6752294, 10128441, 20256882]

約数ペア:

[(1, 20256882), (2, 10128441), (3, 6752294), (6, 3376147), (23, 880734), (46, 440367), (69, 293578), (138, 146789), (229, 88458), (458, 44229), (641, 31602), (687, 29486), (1282, 15801), (1374, 14743), (1923, 10534), (3846, 5267)]