19229436

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 51040080

約数和(自身を除く): 31810644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 113, 116, 163, 174, 226, 261, 326, 339, 348, 452, 489, 522, 652, 678, 978, 1017, 1044, 1356, 1467, 1956, 2034, 2934, 3277, 4068, 4727, 5868, 6554, 9454, 9831, 13108, 14181, 18419, 18908, 19662, 28362, 29493, 36838, 39324, 42543, 55257, 56724, 58986, 73676, 85086, 110514, 117972, 165771, 170172, 221028, 331542, 534151, 663084, 1068302, 1602453, 2136604, 3204906, 4807359, 6409812, 9614718, 19229436]

約数ペア:

[(1, 19229436), (2, 9614718), (3, 6409812), (4, 4807359), (6, 3204906), (9, 2136604), (12, 1602453), (18, 1068302), (29, 663084), (36, 534151), (58, 331542), (87, 221028), (113, 170172), (116, 165771), (163, 117972), (174, 110514), (226, 85086), (261, 73676), (326, 58986), (339, 56724), (348, 55257), (452, 42543), (489, 39324), (522, 36838), (652, 29493), (678, 28362), (978, 19662), (1017, 18908), (1044, 18419), (1356, 14181), (1467, 13108), (1956, 9831), (2034, 9454), (2934, 6554), (3277, 5868), (4068, 4727)]