18027184

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2267}}^1$

素因数の和:2353

約数の個数: 40

約数和(自身を含む): 40497408

約数和(自身を除く): 22470224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 2267, 3976, 4534, 7952, 9068, 15869, 18136, 31738, 36272, 63476, 126952, 160957, 253904, 321914, 643828, 1126699, 1287656, 2253398, 2575312, 4506796, 9013592, 18027184]

約数ペア:

[(1, 18027184), (2, 9013592), (4, 4506796), (7, 2575312), (8, 2253398), (14, 1287656), (16, 1126699), (28, 643828), (56, 321914), (71, 253904), (112, 160957), (142, 126952), (284, 63476), (497, 36272), (568, 31738), (994, 18136), (1136, 15869), (1988, 9068), (2267, 7952), (3976, 4534)]