20780515074

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{167}}^1\times {\mathrm{1697}}^1$

素因数の和:1992

約数の個数: 96

約数和(自身を含む): 46438697088

約数和(自身を除く): 25658182014

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 101, 121, 167, 202, 242, 303, 334, 363, 501, 606, 726, 1002, 1111, 1697, 1837, 2222, 3333, 3394, 3674, 5091, 5511, 6666, 10182, 11022, 12221, 16867, 18667, 20207, 24442, 33734, 36663, 37334, 40414, 50601, 56001, 60621, 73326, 101202, 112002, 121242, 171397, 185537, 205337, 283399, 342794, 371074, 410674, 514191, 556611, 566798, 616011, 850197, 1028382, 1113222, 1232022, 1700394, 1885367, 2040907, 3117389, 3770734, 4081814, 5656101, 6122721, 6234778, 9352167, 11312202, 12245442, 18704334, 20739037, 28623299, 34291279, 41478074, 57246598, 62217111, 68582558, 85869897, 102873837, 124434222, 171739794, 205747674, 314856289, 629712578, 944568867, 1889137734, 3463419179, 6926838358, 10390257537, 20780515074]

約数ペア:

[(1, 20780515074), (2, 10390257537), (3, 6926838358), (6, 3463419179), (11, 1889137734), (22, 944568867), (33, 629712578), (66, 314856289), (101, 205747674), (121, 171739794), (167, 124434222), (202, 102873837), (242, 85869897), (303, 68582558), (334, 62217111), (363, 57246598), (501, 41478074), (606, 34291279), (726, 28623299), (1002, 20739037), (1111, 18704334), (1697, 12245442), (1837, 11312202), (2222, 9352167), (3333, 6234778), (3394, 6122721), (3674, 5656101), (5091, 4081814), (5511, 3770734), (6666, 3117389), (10182, 2040907), (11022, 1885367), (12221, 1700394), (16867, 1232022), (18667, 1113222), (20207, 1028382), (24442, 850197), (33734, 616011), (36663, 566798), (37334, 556611), (40414, 514191), (50601, 410674), (56001, 371074), (60621, 342794), (73326, 283399), (101202, 205337), (112002, 185537), (121242, 171397)]