18746460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{104147}}^1$

素因数の和:104162

約数の個数: 36

約数和(自身を含む): 56864808

約数和(自身を除く): 38118348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 104147, 208294, 312441, 416588, 520735, 624882, 937323, 1041470, 1249764, 1562205, 1874646, 2082940, 3124410, 3749292, 4686615, 6248820, 9373230, 18746460]

約数ペア:

[(1, 18746460), (2, 9373230), (3, 6248820), (4, 4686615), (5, 3749292), (6, 3124410), (9, 2082940), (10, 1874646), (12, 1562205), (15, 1249764), (18, 1041470), (20, 937323), (30, 624882), (36, 520735), (45, 416588), (60, 312441), (90, 208294), (180, 104147)]