20744178

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37993}}^1$

素因数の和:38018

約数の個数: 32

約数和(自身を含む): 51063936

約数和(自身を除く): 30319758

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 37993, 75986, 113979, 227958, 265951, 493909, 531902, 797853, 987818, 1481727, 1595706, 2963454, 3457363, 6914726, 10372089, 20744178]

約数ペア:

[(1, 20744178), (2, 10372089), (3, 6914726), (6, 3457363), (7, 2963454), (13, 1595706), (14, 1481727), (21, 987818), (26, 797853), (39, 531902), (42, 493909), (78, 265951), (91, 227958), (182, 113979), (273, 75986), (546, 37993)]