18120688

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1201}}^1$

素因数の和:1273

約数の個数: 40

約数和(自身を含む): 37560096

約数和(自身を除く): 19439408

約数列:

[1, 2, 4, 8, 16, 23, 41, 46, 82, 92, 164, 184, 328, 368, 656, 943, 1201, 1886, 2402, 3772, 4804, 7544, 9608, 15088, 19216, 27623, 49241, 55246, 98482, 110492, 196964, 220984, 393928, 441968, 787856, 1132543, 2265086, 4530172, 9060344, 18120688]

約数ペア:

[(1, 18120688), (2, 9060344), (4, 4530172), (8, 2265086), (16, 1132543), (23, 787856), (41, 441968), (46, 393928), (82, 220984), (92, 196964), (164, 110492), (184, 98482), (328, 55246), (368, 49241), (656, 27623), (943, 19216), (1201, 15088), (1886, 9608), (2402, 7544), (3772, 4804)]