4388558

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:643

約数の個数: 16

約数和(自身を含む): 6819120

約数和(自身を除く): 2430562

約数列:

[1, 2, 41, 82, 109, 218, 491, 982, 4469, 8938, 20131, 40262, 53519, 107038, 2194279, 4388558]

約数ペア:

[(1, 4388558), (2, 2194279), (41, 107038), (82, 53519), (109, 40262), (218, 20131), (491, 8938), (982, 4469)]