20374409

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{401}}^1$

素因数の和:592

約数の個数: 16

約数和(自身を含む): 23155200

約数和(自身を除く): 2780791

約数列:

[1, 11, 31, 149, 341, 401, 1639, 4411, 4619, 12431, 50809, 59749, 136741, 657239, 1852219, 20374409]

約数ペア:

[(1, 20374409), (11, 1852219), (31, 657239), (149, 136741), (341, 59749), (401, 50809), (1639, 12431), (4411, 4619)]