18158680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23893}}^1$

素因数の和:23923

約数の個数: 32

約数和(自身を含む): 43009200

約数和(自身を除く): 24850520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 23893, 47786, 95572, 119465, 191144, 238930, 453967, 477860, 907934, 955720, 1815868, 2269835, 3631736, 4539670, 9079340, 18158680]

約数ペア:

[(1, 18158680), (2, 9079340), (4, 4539670), (5, 3631736), (8, 2269835), (10, 1815868), (19, 955720), (20, 907934), (38, 477860), (40, 453967), (76, 238930), (95, 191144), (152, 119465), (190, 95572), (380, 47786), (760, 23893)]