18914844

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 50944320

約数和(自身を除く): 32029476

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 37, 39, 52, 58, 74, 78, 87, 111, 113, 116, 148, 156, 174, 222, 226, 339, 348, 377, 444, 452, 481, 678, 754, 962, 1073, 1131, 1356, 1443, 1469, 1508, 1924, 2146, 2262, 2886, 2938, 3219, 3277, 4181, 4292, 4407, 4524, 5772, 5876, 6438, 6554, 8362, 8814, 9831, 12543, 12876, 13108, 13949, 16724, 17628, 19662, 25086, 27898, 39324, 41847, 42601, 50172, 54353, 55796, 83694, 85202, 108706, 121249, 127803, 163059, 167388, 170404, 217412, 242498, 255606, 326118, 363747, 484996, 511212, 652236, 727494, 1454988, 1576237, 3152474, 4728711, 6304948, 9457422, 18914844]

約数ペア:

[(1, 18914844), (2, 9457422), (3, 6304948), (4, 4728711), (6, 3152474), (12, 1576237), (13, 1454988), (26, 727494), (29, 652236), (37, 511212), (39, 484996), (52, 363747), (58, 326118), (74, 255606), (78, 242498), (87, 217412), (111, 170404), (113, 167388), (116, 163059), (148, 127803), (156, 121249), (174, 108706), (222, 85202), (226, 83694), (339, 55796), (348, 54353), (377, 50172), (444, 42601), (452, 41847), (481, 39324), (678, 27898), (754, 25086), (962, 19662), (1073, 17628), (1131, 16724), (1356, 13949), (1443, 13108), (1469, 12876), (1508, 12543), (1924, 9831), (2146, 8814), (2262, 8362), (2886, 6554), (2938, 6438), (3219, 5876), (3277, 5772), (4181, 4524), (4292, 4407)]