18822076

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:203

約数の個数: 72

約数和(自身を含む): 42230160

約数和(自身を除く): 23408084

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 83, 89, 91, 98, 166, 178, 182, 196, 332, 356, 364, 581, 623, 637, 1079, 1157, 1162, 1246, 1274, 2158, 2314, 2324, 2492, 2548, 4067, 4316, 4361, 4628, 7387, 7553, 8099, 8134, 8722, 14774, 15106, 16198, 16268, 17444, 29548, 30212, 32396, 51709, 52871, 56693, 96031, 103418, 105742, 113386, 192062, 206836, 211484, 226772, 361963, 384124, 672217, 723926, 1344434, 1447852, 2688868, 4705519, 9411038, 18822076]

約数ペア:

[(1, 18822076), (2, 9411038), (4, 4705519), (7, 2688868), (13, 1447852), (14, 1344434), (26, 723926), (28, 672217), (49, 384124), (52, 361963), (83, 226772), (89, 211484), (91, 206836), (98, 192062), (166, 113386), (178, 105742), (182, 103418), (196, 96031), (332, 56693), (356, 52871), (364, 51709), (581, 32396), (623, 30212), (637, 29548), (1079, 17444), (1157, 16268), (1162, 16198), (1246, 15106), (1274, 14774), (2158, 8722), (2314, 8134), (2324, 8099), (2492, 7553), (2548, 7387), (4067, 4628), (4316, 4361)]