20302072

素因数分解:

$2^3\times 7^2\times {\mathrm{67}}^1\times {\mathrm{773}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 45000360

約数和(自身を除く): 24698288

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 67, 98, 134, 196, 268, 392, 469, 536, 773, 938, 1546, 1876, 3092, 3283, 3752, 5411, 6184, 6566, 10822, 13132, 21644, 26264, 37877, 43288, 51791, 75754, 103582, 151508, 207164, 303016, 362537, 414328, 725074, 1450148, 2537759, 2900296, 5075518, 10151036, 20302072]

約数ペア:

[(1, 20302072), (2, 10151036), (4, 5075518), (7, 2900296), (8, 2537759), (14, 1450148), (28, 725074), (49, 414328), (56, 362537), (67, 303016), (98, 207164), (134, 151508), (196, 103582), (268, 75754), (392, 51791), (469, 43288), (536, 37877), (773, 26264), (938, 21644), (1546, 13132), (1876, 10822), (3092, 6566), (3283, 6184), (3752, 5411)]