18373504

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{79}}^2$

素因数の和:195

約数の個数: 48

約数和(自身を含む): 38684520

約数和(自身を除く): 20311016

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 79, 92, 128, 158, 184, 316, 368, 632, 736, 1264, 1472, 1817, 2528, 2944, 3634, 5056, 6241, 7268, 10112, 12482, 14536, 24964, 29072, 49928, 58144, 99856, 116288, 143543, 199712, 232576, 287086, 399424, 574172, 798848, 1148344, 2296688, 4593376, 9186752, 18373504]

約数ペア:

[(1, 18373504), (2, 9186752), (4, 4593376), (8, 2296688), (16, 1148344), (23, 798848), (32, 574172), (46, 399424), (64, 287086), (79, 232576), (92, 199712), (128, 143543), (158, 116288), (184, 99856), (316, 58144), (368, 49928), (632, 29072), (736, 24964), (1264, 14536), (1472, 12482), (1817, 10112), (2528, 7268), (2944, 6241), (3634, 5056)]