20187462

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2903}}^1$

素因数の和:2988

約数の個数: 32

約数和(自身を含む): 43211520

約数和(自身を除く): 23024058

約数列:

[1, 2, 3, 6, 19, 38, 57, 61, 114, 122, 183, 366, 1159, 2318, 2903, 3477, 5806, 6954, 8709, 17418, 55157, 110314, 165471, 177083, 330942, 354166, 531249, 1062498, 3364577, 6729154, 10093731, 20187462]

約数ペア:

[(1, 20187462), (2, 10093731), (3, 6729154), (6, 3364577), (19, 1062498), (38, 531249), (57, 354166), (61, 330942), (114, 177083), (122, 165471), (183, 110314), (366, 55157), (1159, 17418), (2318, 8709), (2903, 6954), (3477, 5806)]