20194175715

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{1747}}^1\times {\mathrm{15727}}^1$

素因数の和:17496

約数の個数: 48

約数和(自身を含む): 37609800192

約数和(自身を除く): 17415624477

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 1747, 5241, 8735, 12229, 15727, 26205, 36687, 47181, 61145, 78635, 85603, 110089, 183435, 235905, 256809, 330267, 428015, 550445, 770623, 1284045, 1651335, 2311869, 3853115, 11559345, 27475069, 82425207, 137375345, 192325483, 412126035, 576976449, 961627415, 1346278381, 2884882245, 4038835143, 6731391905, 20194175715]

約数ペア:

[(1, 20194175715), (3, 6731391905), (5, 4038835143), (7, 2884882245), (15, 1346278381), (21, 961627415), (35, 576976449), (49, 412126035), (105, 192325483), (147, 137375345), (245, 82425207), (735, 27475069), (1747, 11559345), (5241, 3853115), (8735, 2311869), (12229, 1651335), (15727, 1284045), (26205, 770623), (36687, 550445), (47181, 428015), (61145, 330267), (78635, 256809), (85603, 235905), (110089, 183435)]