19796688

素因数分解:

$2^4\times 3^2\times {\mathrm{137477}}^1$

素因数の和:137491

約数の個数: 30

約数和(自身を含む): 55403634

約数和(自身を除く): 35606946

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 137477, 274954, 412431, 549908, 824862, 1099816, 1237293, 1649724, 2199632, 2474586, 3299448, 4949172, 6598896, 9898344, 19796688]

約数ペア:

[(1, 19796688), (2, 9898344), (3, 6598896), (4, 4949172), (6, 3299448), (8, 2474586), (9, 2199632), (12, 1649724), (16, 1237293), (18, 1099816), (24, 824862), (36, 549908), (48, 412431), (72, 274954), (144, 137477)]