18949788

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:449

約数の個数: 120

約数和(自身を含む): 58341360

約数和(自身を除く): 39391572

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 27, 33, 36, 39, 44, 52, 54, 66, 78, 81, 99, 108, 117, 132, 143, 156, 162, 198, 234, 286, 297, 324, 351, 396, 409, 429, 468, 572, 594, 702, 818, 858, 891, 1053, 1188, 1227, 1287, 1404, 1636, 1716, 1782, 2106, 2454, 2574, 3564, 3681, 3861, 4212, 4499, 4908, 5148, 5317, 7362, 7722, 8998, 10634, 11043, 11583, 13497, 14724, 15444, 15951, 17996, 21268, 22086, 23166, 26994, 31902, 33129, 40491, 44172, 46332, 47853, 53988, 58487, 63804, 66258, 80982, 95706, 116974, 121473, 132516, 143559, 161964, 175461, 191412, 233948, 242946, 287118, 350922, 364419, 430677, 485892, 526383, 574236, 701844, 728838, 861354, 1052766, 1457676, 1579149, 1722708, 2105532, 3158298, 4737447, 6316596, 9474894, 18949788]

約数ペア:

[(1, 18949788), (2, 9474894), (3, 6316596), (4, 4737447), (6, 3158298), (9, 2105532), (11, 1722708), (12, 1579149), (13, 1457676), (18, 1052766), (22, 861354), (26, 728838), (27, 701844), (33, 574236), (36, 526383), (39, 485892), (44, 430677), (52, 364419), (54, 350922), (66, 287118), (78, 242946), (81, 233948), (99, 191412), (108, 175461), (117, 161964), (132, 143559), (143, 132516), (156, 121473), (162, 116974), (198, 95706), (234, 80982), (286, 66258), (297, 63804), (324, 58487), (351, 53988), (396, 47853), (409, 46332), (429, 44172), (468, 40491), (572, 33129), (594, 31902), (702, 26994), (818, 23166), (858, 22086), (891, 21268), (1053, 17996), (1188, 15951), (1227, 15444), (1287, 14724), (1404, 13497), (1636, 11583), (1716, 11043), (1782, 10634), (2106, 8998), (2454, 7722), (2574, 7362), (3564, 5317), (3681, 5148), (3861, 4908), (4212, 4499)]