18282992

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{433}}^1$

素因数の和:490

約数の個数: 80

約数和(自身を含む): 45205440

約数和(自身を除く): 26922448

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 29, 52, 56, 58, 91, 104, 112, 116, 182, 203, 208, 232, 364, 377, 406, 433, 464, 728, 754, 812, 866, 1456, 1508, 1624, 1732, 2639, 3016, 3031, 3248, 3464, 5278, 5629, 6032, 6062, 6928, 10556, 11258, 12124, 12557, 21112, 22516, 24248, 25114, 39403, 42224, 45032, 48496, 50228, 78806, 87899, 90064, 100456, 157612, 163241, 175798, 200912, 315224, 326482, 351596, 630448, 652964, 703192, 1142687, 1305928, 1406384, 2285374, 2611856, 4570748, 9141496, 18282992]

約数ペア:

[(1, 18282992), (2, 9141496), (4, 4570748), (7, 2611856), (8, 2285374), (13, 1406384), (14, 1305928), (16, 1142687), (26, 703192), (28, 652964), (29, 630448), (52, 351596), (56, 326482), (58, 315224), (91, 200912), (104, 175798), (112, 163241), (116, 157612), (182, 100456), (203, 90064), (208, 87899), (232, 78806), (364, 50228), (377, 48496), (406, 45032), (433, 42224), (464, 39403), (728, 25114), (754, 24248), (812, 22516), (866, 21112), (1456, 12557), (1508, 12124), (1624, 11258), (1732, 10556), (2639, 6928), (3016, 6062), (3031, 6032), (3248, 5629), (3464, 5278)]