18148920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{151241}}^1$

素因数の和:151255

約数の個数: 32

約数和(自身を含む): 54447120

約数和(自身を除く): 36298200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 151241, 302482, 453723, 604964, 756205, 907446, 1209928, 1512410, 1814892, 2268615, 3024820, 3629784, 4537230, 6049640, 9074460, 18148920]

約数ペア:

[(1, 18148920), (2, 9074460), (3, 6049640), (4, 4537230), (5, 3629784), (6, 3024820), (8, 2268615), (10, 1814892), (12, 1512410), (15, 1209928), (20, 907446), (24, 756205), (30, 604964), (40, 453723), (60, 302482), (120, 151241)]