18301744

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1213}}^1$

素因数の和:1285

約数の個数: 40

約数和(自身を含む): 37935072

約数和(自身を除く): 19633328

約数列:

[1, 2, 4, 8, 16, 23, 41, 46, 82, 92, 164, 184, 328, 368, 656, 943, 1213, 1886, 2426, 3772, 4852, 7544, 9704, 15088, 19408, 27899, 49733, 55798, 99466, 111596, 198932, 223192, 397864, 446384, 795728, 1143859, 2287718, 4575436, 9150872, 18301744]

約数ペア:

[(1, 18301744), (2, 9150872), (4, 4575436), (8, 2287718), (16, 1143859), (23, 795728), (41, 446384), (46, 397864), (82, 223192), (92, 198932), (164, 111596), (184, 99466), (328, 55798), (368, 49733), (656, 27899), (943, 19408), (1213, 15088), (1886, 9704), (2426, 7544), (3772, 4852)]