18159420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13159}}^1$

素因数の和:13194

約数の個数: 48

約数和(自身を含む): 53061120

約数和(自身を除く): 34901700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 13159, 26318, 39477, 52636, 65795, 78954, 131590, 157908, 197385, 263180, 302657, 394770, 605314, 789540, 907971, 1210628, 1513285, 1815942, 3026570, 3631884, 4539855, 6053140, 9079710, 18159420]

約数ペア:

[(1, 18159420), (2, 9079710), (3, 6053140), (4, 4539855), (5, 3631884), (6, 3026570), (10, 1815942), (12, 1513285), (15, 1210628), (20, 907971), (23, 789540), (30, 605314), (46, 394770), (60, 302657), (69, 263180), (92, 197385), (115, 157908), (138, 131590), (230, 78954), (276, 65795), (345, 52636), (460, 39477), (690, 26318), (1380, 13159)]