18237424

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:565

約数の個数: 40

約数和(自身を含む): 36997632

約数和(自身を除く): 18760208

約数列:

[1, 2, 4, 8, 16, 31, 62, 83, 124, 166, 248, 332, 443, 496, 664, 886, 1328, 1772, 2573, 3544, 5146, 7088, 10292, 13733, 20584, 27466, 36769, 41168, 54932, 73538, 109864, 147076, 219728, 294152, 588304, 1139839, 2279678, 4559356, 9118712, 18237424]

約数ペア:

[(1, 18237424), (2, 9118712), (4, 4559356), (8, 2279678), (16, 1139839), (31, 588304), (62, 294152), (83, 219728), (124, 147076), (166, 109864), (248, 73538), (332, 54932), (443, 41168), (496, 36769), (664, 27466), (886, 20584), (1328, 13733), (1772, 10292), (2573, 7088), (3544, 5146)]