19405168

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{32779}}^1$

素因数の和:32824

約数の個数: 20

約数和(自身を含む): 38614840

約数和(自身を除く): 19209672

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 32779, 65558, 131116, 262232, 524464, 1212823, 2425646, 4851292, 9702584, 19405168]

約数ペア:

[(1, 19405168), (2, 9702584), (4, 4851292), (8, 2425646), (16, 1212823), (37, 524464), (74, 262232), (148, 131116), (296, 65558), (592, 32779)]