18031608

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 60021000

約数和(自身を除く): 41989392

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 49, 56, 57, 63, 72, 76, 84, 98, 114, 126, 133, 147, 152, 168, 171, 196, 228, 252, 266, 269, 294, 342, 392, 399, 441, 456, 504, 532, 538, 588, 684, 798, 807, 882, 931, 1064, 1076, 1176, 1197, 1368, 1596, 1614, 1764, 1862, 1883, 2152, 2394, 2421, 2793, 3192, 3228, 3528, 3724, 3766, 4788, 4842, 5111, 5586, 5649, 6456, 7448, 7532, 8379, 9576, 9684, 10222, 11172, 11298, 13181, 15064, 15333, 16758, 16947, 19368, 20444, 22344, 22596, 26362, 30666, 33516, 33894, 35777, 39543, 40888, 45192, 45999, 52724, 61332, 67032, 67788, 71554, 79086, 91998, 105448, 107331, 118629, 122664, 135576, 143108, 158172, 183996, 214662, 237258, 250439, 286216, 316344, 321993, 367992, 429324, 474516, 500878, 643986, 751317, 858648, 949032, 1001756, 1287972, 1502634, 2003512, 2253951, 2575944, 3005268, 4507902, 6010536, 9015804, 18031608]

約数ペア:

[(1, 18031608), (2, 9015804), (3, 6010536), (4, 4507902), (6, 3005268), (7, 2575944), (8, 2253951), (9, 2003512), (12, 1502634), (14, 1287972), (18, 1001756), (19, 949032), (21, 858648), (24, 751317), (28, 643986), (36, 500878), (38, 474516), (42, 429324), (49, 367992), (56, 321993), (57, 316344), (63, 286216), (72, 250439), (76, 237258), (84, 214662), (98, 183996), (114, 158172), (126, 143108), (133, 135576), (147, 122664), (152, 118629), (168, 107331), (171, 105448), (196, 91998), (228, 79086), (252, 71554), (266, 67788), (269, 67032), (294, 61332), (342, 52724), (392, 45999), (399, 45192), (441, 40888), (456, 39543), (504, 35777), (532, 33894), (538, 33516), (588, 30666), (684, 26362), (798, 22596), (807, 22344), (882, 20444), (931, 19368), (1064, 16947), (1076, 16758), (1176, 15333), (1197, 15064), (1368, 13181), (1596, 11298), (1614, 11172), (1764, 10222), (1862, 9684), (1883, 9576), (2152, 8379), (2394, 7532), (2421, 7448), (2793, 6456), (3192, 5649), (3228, 5586), (3528, 5111), (3724, 4842), (3766, 4788)]