40543256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{389839}}^1$

素因数の和:389858

約数の個数: 16

約数和(自身を含む): 81866400

約数和(自身を除く): 41323144

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 389839, 779678, 1559356, 3118712, 5067907, 10135814, 20271628, 40543256]

約数ペア:

[(1, 40543256), (2, 20271628), (4, 10135814), (8, 5067907), (13, 3118712), (26, 1559356), (52, 779678), (104, 389839)]