11872005

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{21391}}^1$

素因数の和:21436

約数の個数: 16

約数和(自身を含む): 19509504

約数和(自身を除く): 7637499

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 21391, 64173, 106955, 320865, 791467, 2374401, 3957335, 11872005]

約数ペア:

[(1, 11872005), (3, 3957335), (5, 2374401), (15, 791467), (37, 320865), (111, 106955), (185, 64173), (555, 21391)]