19386645

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1087}}^1$

素因数の和:1165

約数の個数: 32

約数和(自身を含む): 32901120

約数和(自身を除く): 13514475

約数列:

[1, 3, 5, 15, 29, 41, 87, 123, 145, 205, 435, 615, 1087, 1189, 3261, 3567, 5435, 5945, 16305, 17835, 31523, 44567, 94569, 133701, 157615, 222835, 472845, 668505, 1292443, 3877329, 6462215, 19386645]

約数ペア:

[(1, 19386645), (3, 6462215), (5, 3877329), (15, 1292443), (29, 668505), (41, 472845), (87, 222835), (123, 157615), (145, 133701), (205, 94569), (435, 44567), (615, 31523), (1087, 17835), (1189, 16305), (3261, 5945), (3567, 5435)]