20359374

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:885

約数の個数: 64

約数和(自身を含む): 50626560

約数和(自身を除く): 30267186

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 31, 38, 42, 57, 62, 93, 114, 133, 186, 217, 266, 399, 434, 589, 651, 798, 823, 1178, 1302, 1646, 1767, 2469, 3534, 4123, 4938, 5761, 8246, 11522, 12369, 15637, 17283, 24738, 25513, 31274, 34566, 46911, 51026, 76539, 93822, 109459, 153078, 178591, 218918, 328377, 357182, 484747, 535773, 656754, 969494, 1071546, 1454241, 2908482, 3393229, 6786458, 10179687, 20359374]

約数ペア:

[(1, 20359374), (2, 10179687), (3, 6786458), (6, 3393229), (7, 2908482), (14, 1454241), (19, 1071546), (21, 969494), (31, 656754), (38, 535773), (42, 484747), (57, 357182), (62, 328377), (93, 218918), (114, 178591), (133, 153078), (186, 109459), (217, 93822), (266, 76539), (399, 51026), (434, 46911), (589, 34566), (651, 31274), (798, 25513), (823, 24738), (1178, 17283), (1302, 15637), (1646, 12369), (1767, 11522), (2469, 8246), (3534, 5761), (4123, 4938)]