20188473635

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1\times {\mathrm{18301}}^1$

素因数の和:18995

約数の個数: 32

約数和(自身を含む): 27324739584

約数和(自身を除く): 7136265949

約数列:

[1, 5, 11, 31, 55, 155, 341, 647, 1705, 3235, 7117, 18301, 20057, 35585, 91505, 100285, 201311, 220627, 567331, 1006555, 1103135, 2836655, 6240641, 11840747, 31203205, 59203735, 130248217, 367063157, 651241085, 1835315785, 4037694727, 20188473635]

約数ペア:

[(1, 20188473635), (5, 4037694727), (11, 1835315785), (31, 651241085), (55, 367063157), (155, 130248217), (341, 59203735), (647, 31203205), (1705, 11840747), (3235, 6240641), (7117, 2836655), (18301, 1103135), (20057, 1006555), (35585, 567331), (91505, 220627), (100285, 201311)]