20194288504

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2543}}^1\times {\mathrm{2633}}^1$

素因数の和:5224

約数の個数: 64

約数和(自身を含む): 42215644800

約数和(自身を除く): 22021356296

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 232, 377, 754, 1508, 2543, 2633, 3016, 5086, 5266, 10172, 10532, 20344, 21064, 33059, 34229, 66118, 68458, 73747, 76357, 132236, 136916, 147494, 152714, 264472, 273832, 294988, 305428, 589976, 610856, 958711, 992641, 1917422, 1985282, 3834844, 3970564, 6695719, 7669688, 7941128, 13391438, 26782876, 53565752, 87044347, 174088694, 194175851, 348177388, 388351702, 696354776, 776703404, 1553406808, 2524286063, 5048572126, 10097144252, 20194288504]

約数ペア:

[(1, 20194288504), (2, 10097144252), (4, 5048572126), (8, 2524286063), (13, 1553406808), (26, 776703404), (29, 696354776), (52, 388351702), (58, 348177388), (104, 194175851), (116, 174088694), (232, 87044347), (377, 53565752), (754, 26782876), (1508, 13391438), (2543, 7941128), (2633, 7669688), (3016, 6695719), (5086, 3970564), (5266, 3834844), (10172, 1985282), (10532, 1917422), (20344, 992641), (21064, 958711), (33059, 610856), (34229, 589976), (66118, 305428), (68458, 294988), (73747, 273832), (76357, 264472), (132236, 152714), (136916, 147494)]