20074935916

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:683

約数の個数: 96

約数和(自身を含む): 41171518080

約数和(自身を除く): 21096582164

約数列:

[1, 2, 4, 7, 14, 28, 109, 173, 193, 197, 218, 346, 386, 394, 436, 692, 763, 772, 788, 1211, 1351, 1379, 1526, 2422, 2702, 2758, 3052, 4844, 5404, 5516, 18857, 21037, 21473, 33389, 34081, 37714, 38021, 42074, 42946, 66778, 68162, 75428, 76042, 84148, 85892, 131999, 133556, 136324, 147259, 150311, 152084, 233723, 238567, 263998, 266147, 294518, 300622, 467446, 477134, 527996, 532294, 589036, 601244, 934892, 954268, 1064588, 3639401, 3714829, 4144289, 6577633, 7278802, 7429658, 8288578, 13155266, 14557604, 14859316, 16577156, 25475807, 26003803, 26310532, 29010023, 46043431, 50951614, 52007606, 58020046, 92086862, 101903228, 104015212, 116040092, 184173724, 716961997, 1433923994, 2867847988, 5018733979, 10037467958, 20074935916]

約数ペア:

[(1, 20074935916), (2, 10037467958), (4, 5018733979), (7, 2867847988), (14, 1433923994), (28, 716961997), (109, 184173724), (173, 116040092), (193, 104015212), (197, 101903228), (218, 92086862), (346, 58020046), (386, 52007606), (394, 50951614), (436, 46043431), (692, 29010023), (763, 26310532), (772, 26003803), (788, 25475807), (1211, 16577156), (1351, 14859316), (1379, 14557604), (1526, 13155266), (2422, 8288578), (2702, 7429658), (2758, 7278802), (3052, 6577633), (4844, 4144289), (5404, 3714829), (5516, 3639401), (18857, 1064588), (21037, 954268), (21473, 934892), (33389, 601244), (34081, 589036), (37714, 532294), (38021, 527996), (42074, 477134), (42946, 467446), (66778, 300622), (68162, 294518), (75428, 266147), (76042, 263998), (84148, 238567), (85892, 233723), (131999, 152084), (133556, 150311), (136324, 147259)]