18113360

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{881}}^1$

素因数の和:1151

約数の個数: 40

約数和(自身を含む): 42325416

約数和(自身を除く): 24212056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 257, 514, 881, 1028, 1285, 1762, 2056, 2570, 3524, 4112, 4405, 5140, 7048, 8810, 10280, 14096, 17620, 20560, 35240, 70480, 226417, 452834, 905668, 1132085, 1811336, 2264170, 3622672, 4528340, 9056680, 18113360]

約数ペア:

[(1, 18113360), (2, 9056680), (4, 4528340), (5, 3622672), (8, 2264170), (10, 1811336), (16, 1132085), (20, 905668), (40, 452834), (80, 226417), (257, 70480), (514, 35240), (881, 20560), (1028, 17620), (1285, 14096), (1762, 10280), (2056, 8810), (2570, 7048), (3524, 5140), (4112, 4405)]