18815364

素因数分解:

$2^2\times 3^2\times {\mathrm{331}}^1\times {\mathrm{1579}}^1$

素因数の和:1920

約数の個数: 36

約数和(自身を含む): 47734960

約数和(自身を除く): 28919596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 331, 662, 993, 1324, 1579, 1986, 2979, 3158, 3972, 4737, 5958, 6316, 9474, 11916, 14211, 18948, 28422, 56844, 522649, 1045298, 1567947, 2090596, 3135894, 4703841, 6271788, 9407682, 18815364]

約数ペア:

[(1, 18815364), (2, 9407682), (3, 6271788), (4, 4703841), (6, 3135894), (9, 2090596), (12, 1567947), (18, 1045298), (36, 522649), (331, 56844), (662, 28422), (993, 18948), (1324, 14211), (1579, 11916), (1986, 9474), (2979, 6316), (3158, 5958), (3972, 4737)]