18677910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{14479}}^1$

素因数の和:14532

約数の個数: 32

約数和(自身を含む): 45872640

約数和(自身を除く): 27194730

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 14479, 28958, 43437, 72395, 86874, 144790, 217185, 434370, 622597, 1245194, 1867791, 3112985, 3735582, 6225970, 9338955, 18677910]

約数ペア:

[(1, 18677910), (2, 9338955), (3, 6225970), (5, 3735582), (6, 3112985), (10, 1867791), (15, 1245194), (30, 622597), (43, 434370), (86, 217185), (129, 144790), (215, 86874), (258, 72395), (430, 43437), (645, 28958), (1290, 14479)]