20278692

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{80471}}^1$

素因数の和:80488

約数の個数: 36

約数和(自身を含む): 58583616

約数和(自身を除く): 38304924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 80471, 160942, 241413, 321884, 482826, 563297, 724239, 965652, 1126594, 1448478, 1689891, 2253188, 2896956, 3379782, 5069673, 6759564, 10139346, 20278692]

約数ペア:

[(1, 20278692), (2, 10139346), (3, 6759564), (4, 5069673), (6, 3379782), (7, 2896956), (9, 2253188), (12, 1689891), (14, 1448478), (18, 1126594), (21, 965652), (28, 724239), (36, 563297), (42, 482826), (63, 321884), (84, 241413), (126, 160942), (252, 80471)]