18477660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{547}}^1\times {\mathrm{563}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 51924096

約数和(自身を除く): 33446436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 547, 563, 1094, 1126, 1641, 1689, 2188, 2252, 2735, 2815, 3282, 3378, 5470, 5630, 6564, 6756, 8205, 8445, 10940, 11260, 16410, 16890, 32820, 33780, 307961, 615922, 923883, 1231844, 1539805, 1847766, 3079610, 3695532, 4619415, 6159220, 9238830, 18477660]

約数ペア:

[(1, 18477660), (2, 9238830), (3, 6159220), (4, 4619415), (5, 3695532), (6, 3079610), (10, 1847766), (12, 1539805), (15, 1231844), (20, 923883), (30, 615922), (60, 307961), (547, 33780), (563, 32820), (1094, 16890), (1126, 16410), (1641, 11260), (1689, 10940), (2188, 8445), (2252, 8205), (2735, 6756), (2815, 6564), (3282, 5630), (3378, 5470)]