20589912

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{40853}}^1$

素因数の和:40872

約数の個数: 48

約数和(自身を含む): 63732240

約数和(自身を除く): 43142328

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 40853, 81706, 122559, 163412, 245118, 285971, 326824, 367677, 490236, 571942, 735354, 857913, 980472, 1143884, 1470708, 1715826, 2287768, 2573739, 2941416, 3431652, 5147478, 6863304, 10294956, 20589912]

約数ペア:

[(1, 20589912), (2, 10294956), (3, 6863304), (4, 5147478), (6, 3431652), (7, 2941416), (8, 2573739), (9, 2287768), (12, 1715826), (14, 1470708), (18, 1143884), (21, 980472), (24, 857913), (28, 735354), (36, 571942), (42, 490236), (56, 367677), (63, 326824), (72, 285971), (84, 245118), (126, 163412), (168, 122559), (252, 81706), (504, 40853)]