20383956

素因数分解:

$2^2\times 3^2\times {\mathrm{137}}^1\times {\mathrm{4133}}^1$

素因数の和:4280

約数の個数: 36

約数和(自身を含む): 51914772

約数和(自身を除く): 31530816

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 137, 274, 411, 548, 822, 1233, 1644, 2466, 4133, 4932, 8266, 12399, 16532, 24798, 37197, 49596, 74394, 148788, 566221, 1132442, 1698663, 2264884, 3397326, 5095989, 6794652, 10191978, 20383956]

約数ペア:

[(1, 20383956), (2, 10191978), (3, 6794652), (4, 5095989), (6, 3397326), (9, 2264884), (12, 1698663), (18, 1132442), (36, 566221), (137, 148788), (274, 74394), (411, 49596), (548, 37197), (822, 24798), (1233, 16532), (1644, 12399), (2466, 8266), (4133, 4932)]