18516304

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:355

約数の個数: 40

約数和(自身を含む): 36997632

約数和(自身を除く): 18481328

約数列:

[1, 2, 4, 8, 16, 73, 83, 146, 166, 191, 292, 332, 382, 584, 664, 764, 1168, 1328, 1528, 3056, 6059, 12118, 13943, 15853, 24236, 27886, 31706, 48472, 55772, 63412, 96944, 111544, 126824, 223088, 253648, 1157269, 2314538, 4629076, 9258152, 18516304]

約数ペア:

[(1, 18516304), (2, 9258152), (4, 4629076), (8, 2314538), (16, 1157269), (73, 253648), (83, 223088), (146, 126824), (166, 111544), (191, 96944), (292, 63412), (332, 55772), (382, 48472), (584, 31706), (664, 27886), (764, 24236), (1168, 15853), (1328, 13943), (1528, 12118), (3056, 6059)]