18711732

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:205

約数の個数: 96

約数和(自身を含む): 50803200

約数和(自身を除く): 32091468

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 59, 76, 78, 107, 114, 118, 156, 177, 214, 228, 236, 247, 321, 354, 428, 494, 642, 708, 741, 767, 988, 1121, 1284, 1391, 1482, 1534, 2033, 2242, 2301, 2782, 2964, 3068, 3363, 4066, 4173, 4484, 4602, 5564, 6099, 6313, 6726, 8132, 8346, 9204, 12198, 12626, 13452, 14573, 16692, 18939, 24396, 25252, 26429, 29146, 37878, 43719, 52858, 58292, 75756, 79287, 82069, 87438, 105716, 119947, 158574, 164138, 174876, 239894, 246207, 317148, 328276, 359841, 479788, 492414, 719682, 984828, 1439364, 1559311, 3118622, 4677933, 6237244, 9355866, 18711732]

約数ペア:

[(1, 18711732), (2, 9355866), (3, 6237244), (4, 4677933), (6, 3118622), (12, 1559311), (13, 1439364), (19, 984828), (26, 719682), (38, 492414), (39, 479788), (52, 359841), (57, 328276), (59, 317148), (76, 246207), (78, 239894), (107, 174876), (114, 164138), (118, 158574), (156, 119947), (177, 105716), (214, 87438), (228, 82069), (236, 79287), (247, 75756), (321, 58292), (354, 52858), (428, 43719), (494, 37878), (642, 29146), (708, 26429), (741, 25252), (767, 24396), (988, 18939), (1121, 16692), (1284, 14573), (1391, 13452), (1482, 12626), (1534, 12198), (2033, 9204), (2242, 8346), (2301, 8132), (2782, 6726), (2964, 6313), (3068, 6099), (3363, 5564), (4066, 4602), (4173, 4484)]