19604487

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1097}}^1$

素因数の和:1167

約数の個数: 32

約数和(自身を含む): 32044032

約数和(自身を除く): 12439545

約数列:

[1, 3, 7, 21, 23, 37, 69, 111, 161, 259, 483, 777, 851, 1097, 2553, 3291, 5957, 7679, 17871, 23037, 25231, 40589, 75693, 121767, 176617, 284123, 529851, 852369, 933547, 2800641, 6534829, 19604487]

約数ペア:

[(1, 19604487), (3, 6534829), (7, 2800641), (21, 933547), (23, 852369), (37, 529851), (69, 284123), (111, 176617), (161, 121767), (259, 75693), (483, 40589), (777, 25231), (851, 23037), (1097, 17871), (2553, 7679), (3291, 5957)]