18144464

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1051}}^1$

素因数の和:1155

約数の個数: 40

約数和(自身を含む): 38351712

約数和(自身を除く): 20207248

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 208, 332, 664, 1051, 1079, 1328, 2102, 2158, 4204, 4316, 8408, 8632, 13663, 16816, 17264, 27326, 54652, 87233, 109304, 174466, 218608, 348932, 697864, 1134029, 1395728, 2268058, 4536116, 9072232, 18144464]

約数ペア:

[(1, 18144464), (2, 9072232), (4, 4536116), (8, 2268058), (13, 1395728), (16, 1134029), (26, 697864), (52, 348932), (83, 218608), (104, 174466), (166, 109304), (208, 87233), (332, 54652), (664, 27326), (1051, 17264), (1079, 16816), (1328, 13663), (2102, 8632), (2158, 8408), (4204, 4316)]