18983448

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{2179}}^1$

素因数の和:2213

約数の個数: 72

約数和(自身を含む): 56538300

約数和(自身を除く): 37554852

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 121, 132, 198, 242, 264, 363, 396, 484, 726, 792, 968, 1089, 1452, 2178, 2179, 2904, 4356, 4358, 6537, 8712, 8716, 13074, 17432, 19611, 23969, 26148, 39222, 47938, 52296, 71907, 78444, 95876, 143814, 156888, 191752, 215721, 263659, 287628, 431442, 527318, 575256, 790977, 862884, 1054636, 1581954, 1725768, 2109272, 2372931, 3163908, 4745862, 6327816, 9491724, 18983448]

約数ペア:

[(1, 18983448), (2, 9491724), (3, 6327816), (4, 4745862), (6, 3163908), (8, 2372931), (9, 2109272), (11, 1725768), (12, 1581954), (18, 1054636), (22, 862884), (24, 790977), (33, 575256), (36, 527318), (44, 431442), (66, 287628), (72, 263659), (88, 215721), (99, 191752), (121, 156888), (132, 143814), (198, 95876), (242, 78444), (264, 71907), (363, 52296), (396, 47938), (484, 39222), (726, 26148), (792, 23969), (968, 19611), (1089, 17432), (1452, 13074), (2178, 8716), (2179, 8712), (2904, 6537), (4356, 4358)]