20207754

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1$

素因数の和:424

約数の個数: 96

約数和(自身を含む): 55111680

約数和(自身を除く): 34903926

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 23, 38, 42, 46, 57, 63, 69, 114, 126, 133, 138, 161, 171, 207, 266, 322, 342, 367, 399, 414, 437, 483, 734, 798, 874, 966, 1101, 1197, 1311, 1449, 2202, 2394, 2569, 2622, 2898, 3059, 3303, 3933, 5138, 6118, 6606, 6973, 7707, 7866, 8441, 9177, 13946, 15414, 16882, 18354, 20919, 23121, 25323, 27531, 41838, 46242, 48811, 50646, 55062, 59087, 62757, 75969, 97622, 118174, 125514, 146433, 151938, 160379, 177261, 292866, 320758, 354522, 439299, 481137, 531783, 878598, 962274, 1063566, 1122653, 1443411, 2245306, 2886822, 3367959, 6735918, 10103877, 20207754]

約数ペア:

[(1, 20207754), (2, 10103877), (3, 6735918), (6, 3367959), (7, 2886822), (9, 2245306), (14, 1443411), (18, 1122653), (19, 1063566), (21, 962274), (23, 878598), (38, 531783), (42, 481137), (46, 439299), (57, 354522), (63, 320758), (69, 292866), (114, 177261), (126, 160379), (133, 151938), (138, 146433), (161, 125514), (171, 118174), (207, 97622), (266, 75969), (322, 62757), (342, 59087), (367, 55062), (399, 50646), (414, 48811), (437, 46242), (483, 41838), (734, 27531), (798, 25323), (874, 23121), (966, 20919), (1101, 18354), (1197, 16882), (1311, 15414), (1449, 13946), (2202, 9177), (2394, 8441), (2569, 7866), (2622, 7707), (2898, 6973), (3059, 6606), (3303, 6118), (3933, 5138)]