19773795

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{347}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 33073920

約数和(自身を除く): 13300125

約数列:

[1, 3, 5, 15, 29, 87, 131, 145, 347, 393, 435, 655, 1041, 1735, 1965, 3799, 5205, 10063, 11397, 18995, 30189, 45457, 50315, 56985, 136371, 150945, 227285, 681855, 1318253, 3954759, 6591265, 19773795]

約数ペア:

[(1, 19773795), (3, 6591265), (5, 3954759), (15, 1318253), (29, 681855), (87, 227285), (131, 150945), (145, 136371), (347, 56985), (393, 50315), (435, 45457), (655, 30189), (1041, 18995), (1735, 11397), (1965, 10063), (3799, 5205)]