18085232

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{487}}^1$

素因数の和:717

約数の個数: 40

約数和(自身を含む): 38485632

約数和(自身を除く): 20400400

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 211, 422, 487, 844, 974, 1688, 1948, 2321, 3376, 3896, 4642, 5357, 7792, 9284, 10714, 18568, 21428, 37136, 42856, 85712, 102757, 205514, 411028, 822056, 1130327, 1644112, 2260654, 4521308, 9042616, 18085232]

約数ペア:

[(1, 18085232), (2, 9042616), (4, 4521308), (8, 2260654), (11, 1644112), (16, 1130327), (22, 822056), (44, 411028), (88, 205514), (176, 102757), (211, 85712), (422, 42856), (487, 37136), (844, 21428), (974, 18568), (1688, 10714), (1948, 9284), (2321, 7792), (3376, 5357), (3896, 4642)]