20056876

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{3301}}^1$

素因数の和:3350

約数の個数: 36

約数和(自身を含む): 42159936

約数和(自身を除く): 22103060

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 3301, 6076, 6602, 13204, 23107, 46214, 92428, 102331, 161749, 204662, 323498, 409324, 646996, 716317, 1432634, 2865268, 5014219, 10028438, 20056876]

約数ペア:

[(1, 20056876), (2, 10028438), (4, 5014219), (7, 2865268), (14, 1432634), (28, 716317), (31, 646996), (49, 409324), (62, 323498), (98, 204662), (124, 161749), (196, 102331), (217, 92428), (434, 46214), (868, 23107), (1519, 13204), (3038, 6602), (3301, 6076)]