20243465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{383}}^1$

素因数の和:461

約数の個数: 24

約数和(自身を含む): 27454464

約数和(自身を除く): 7210999

約数列:

[1, 5, 11, 31, 55, 155, 341, 383, 961, 1705, 1915, 4213, 4805, 10571, 11873, 21065, 52855, 59365, 130603, 368063, 653015, 1840315, 4048693, 20243465]

約数ペア:

[(1, 20243465), (5, 4048693), (11, 1840315), (31, 653015), (55, 368063), (155, 130603), (341, 59365), (383, 52855), (961, 21065), (1705, 11873), (1915, 10571), (4213, 4805)]