20380772

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{823}}^1$

素因数の和:1019

約数の個数: 24

約数和(自身を含む): 36822912

約数和(自身を除く): 16442140

約数列:

[1, 2, 4, 41, 82, 151, 164, 302, 604, 823, 1646, 3292, 6191, 12382, 24764, 33743, 67486, 124273, 134972, 248546, 497092, 5095193, 10190386, 20380772]

約数ペア:

[(1, 20380772), (2, 10190386), (4, 5095193), (41, 497092), (82, 248546), (151, 134972), (164, 124273), (302, 67486), (604, 33743), (823, 24764), (1646, 12382), (3292, 6191)]