18479865

素因数分解:

$3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{4013}}^1$

素因数の和:4328

約数の個数: 16

約数和(自身を含む): 29671488

約数和(自身を除く): 11191623

約数列:

[1, 3, 5, 15, 307, 921, 1535, 4013, 4605, 12039, 20065, 60195, 1231991, 3695973, 6159955, 18479865]

約数ペア:

[(1, 18479865), (3, 6159955), (5, 3695973), (15, 1231991), (307, 60195), (921, 20065), (1535, 12039), (4013, 4605)]