20663472

素因数分解:

$2^4\times 3^1\times {\mathrm{547}}^1\times {\mathrm{787}}^1$

素因数の和:1345

約数の個数: 40

約数和(自身を含む): 53546176

約数和(自身を除く): 32882704

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 547, 787, 1094, 1574, 1641, 2188, 2361, 3148, 3282, 4376, 4722, 6296, 6564, 8752, 9444, 12592, 13128, 18888, 26256, 37776, 430489, 860978, 1291467, 1721956, 2582934, 3443912, 5165868, 6887824, 10331736, 20663472]

約数ペア:

[(1, 20663472), (2, 10331736), (3, 6887824), (4, 5165868), (6, 3443912), (8, 2582934), (12, 1721956), (16, 1291467), (24, 860978), (48, 430489), (547, 37776), (787, 26256), (1094, 18888), (1574, 13128), (1641, 12592), (2188, 9444), (2361, 8752), (3148, 6564), (3282, 6296), (4376, 4722)]