20054012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1907}}^1$

素因数の和:2161

約数の個数: 24

約数和(自身を含む): 38465280

約数和(自身を除く): 18411268

約数列:

[1, 2, 4, 11, 22, 44, 239, 478, 956, 1907, 2629, 3814, 5258, 7628, 10516, 20977, 41954, 83908, 455773, 911546, 1823092, 5013503, 10027006, 20054012]

約数ペア:

[(1, 20054012), (2, 10027006), (4, 5013503), (11, 1823092), (22, 911546), (44, 455773), (239, 83908), (478, 41954), (956, 20977), (1907, 10516), (2629, 7628), (3814, 5258)]