20601168

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:505

約数の個数: 120

約数和(自身を含む): 65308320

約数和(自身を除く): 44707152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 49, 56, 57, 76, 84, 98, 112, 114, 133, 147, 152, 168, 196, 228, 266, 294, 304, 336, 392, 399, 456, 461, 532, 588, 784, 798, 912, 922, 931, 1064, 1176, 1383, 1596, 1844, 1862, 2128, 2352, 2766, 2793, 3192, 3227, 3688, 3724, 5532, 5586, 6384, 6454, 7376, 7448, 8759, 9681, 11064, 11172, 12908, 14896, 17518, 19362, 22128, 22344, 22589, 25816, 26277, 35036, 38724, 44688, 45178, 51632, 52554, 61313, 67767, 70072, 77448, 90356, 105108, 122626, 135534, 140144, 154896, 180712, 183939, 210216, 245252, 271068, 361424, 367878, 420432, 429191, 490504, 542136, 735756, 858382, 981008, 1084272, 1287573, 1471512, 1716764, 2575146, 2943024, 3433528, 5150292, 6867056, 10300584, 20601168]

約数ペア:

[(1, 20601168), (2, 10300584), (3, 6867056), (4, 5150292), (6, 3433528), (7, 2943024), (8, 2575146), (12, 1716764), (14, 1471512), (16, 1287573), (19, 1084272), (21, 981008), (24, 858382), (28, 735756), (38, 542136), (42, 490504), (48, 429191), (49, 420432), (56, 367878), (57, 361424), (76, 271068), (84, 245252), (98, 210216), (112, 183939), (114, 180712), (133, 154896), (147, 140144), (152, 135534), (168, 122626), (196, 105108), (228, 90356), (266, 77448), (294, 70072), (304, 67767), (336, 61313), (392, 52554), (399, 51632), (456, 45178), (461, 44688), (532, 38724), (588, 35036), (784, 26277), (798, 25816), (912, 22589), (922, 22344), (931, 22128), (1064, 19362), (1176, 17518), (1383, 14896), (1596, 12908), (1844, 11172), (1862, 11064), (2128, 9681), (2352, 8759), (2766, 7448), (2793, 7376), (3192, 6454), (3227, 6384), (3688, 5586), (3724, 5532)]