20043793

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{907}}^1$

素因数の和:973

約数の個数: 24

約数和(自身を含む): 26085024

約数和(自身を除く): 6041231

約数列:

[1, 7, 11, 41, 49, 77, 287, 451, 539, 907, 2009, 3157, 6349, 9977, 22099, 37187, 44443, 69839, 260309, 409057, 488873, 1822163, 2863399, 20043793]

約数ペア:

[(1, 20043793), (7, 2863399), (11, 1822163), (41, 488873), (49, 409057), (77, 260309), (287, 69839), (451, 44443), (539, 37187), (907, 22099), (2009, 9977), (3157, 6349)]