18291576

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:720

約数の個数: 64

約数和(自身を含む): 48535200

約数和(自身を除く): 30243624

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 41, 58, 82, 87, 116, 123, 164, 174, 232, 246, 328, 348, 492, 641, 696, 984, 1189, 1282, 1923, 2378, 2564, 3567, 3846, 4756, 5128, 7134, 7692, 9512, 14268, 15384, 18589, 26281, 28536, 37178, 52562, 55767, 74356, 78843, 105124, 111534, 148712, 157686, 210248, 223068, 315372, 446136, 630744, 762149, 1524298, 2286447, 3048596, 4572894, 6097192, 9145788, 18291576]

約数ペア:

[(1, 18291576), (2, 9145788), (3, 6097192), (4, 4572894), (6, 3048596), (8, 2286447), (12, 1524298), (24, 762149), (29, 630744), (41, 446136), (58, 315372), (82, 223068), (87, 210248), (116, 157686), (123, 148712), (164, 111534), (174, 105124), (232, 78843), (246, 74356), (328, 55767), (348, 52562), (492, 37178), (641, 28536), (696, 26281), (984, 18589), (1189, 15384), (1282, 14268), (1923, 9512), (2378, 7692), (2564, 7134), (3567, 5128), (3846, 4756)]