20595708

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{1009}}^1$

素因数の和:1038

約数の個数: 84

約数和(自身を含む): 61820080

約数和(自身を除く): 41224372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 729, 756, 972, 1009, 1134, 1458, 1701, 2018, 2268, 2916, 3027, 3402, 4036, 5103, 6054, 6804, 7063, 9081, 10206, 12108, 14126, 18162, 20412, 21189, 27243, 28252, 36324, 42378, 54486, 63567, 81729, 84756, 108972, 127134, 163458, 190701, 245187, 254268, 326916, 381402, 490374, 572103, 735561, 762804, 980748, 1144206, 1471122, 1716309, 2288412, 2942244, 3432618, 5148927, 6865236, 10297854, 20595708]

約数ペア:

[(1, 20595708), (2, 10297854), (3, 6865236), (4, 5148927), (6, 3432618), (7, 2942244), (9, 2288412), (12, 1716309), (14, 1471122), (18, 1144206), (21, 980748), (27, 762804), (28, 735561), (36, 572103), (42, 490374), (54, 381402), (63, 326916), (81, 254268), (84, 245187), (108, 190701), (126, 163458), (162, 127134), (189, 108972), (243, 84756), (252, 81729), (324, 63567), (378, 54486), (486, 42378), (567, 36324), (729, 28252), (756, 27243), (972, 21189), (1009, 20412), (1134, 18162), (1458, 14126), (1701, 12108), (2018, 10206), (2268, 9081), (2916, 7063), (3027, 6804), (3402, 6054), (4036, 5103)]