18681444

素因数分解:

$2^2\times 3^2\times {\mathrm{317}}^1\times {\mathrm{1637}}^1$

素因数の和:1964

約数の個数: 36

約数和(自身を含む): 47400444

約数和(自身を除く): 28719000

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 317, 634, 951, 1268, 1637, 1902, 2853, 3274, 3804, 4911, 5706, 6548, 9822, 11412, 14733, 19644, 29466, 58932, 518929, 1037858, 1556787, 2075716, 3113574, 4670361, 6227148, 9340722, 18681444]

約数ペア:

[(1, 18681444), (2, 9340722), (3, 6227148), (4, 4670361), (6, 3113574), (9, 2075716), (12, 1556787), (18, 1037858), (36, 518929), (317, 58932), (634, 29466), (951, 19644), (1268, 14733), (1637, 11412), (1902, 9822), (2853, 6548), (3274, 5706), (3804, 4911)]