18208008

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1$

素因数の和:436

約数の個数: 144

約数和(自身を含む): 61932780

約数和(自身を除く): 43724772

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 49, 52, 56, 63, 72, 78, 84, 91, 98, 104, 117, 126, 147, 156, 168, 182, 196, 234, 252, 273, 294, 312, 364, 392, 397, 441, 468, 504, 546, 588, 637, 728, 794, 819, 882, 936, 1092, 1176, 1191, 1274, 1588, 1638, 1764, 1911, 2184, 2382, 2548, 2779, 3176, 3276, 3528, 3573, 3822, 4764, 5096, 5161, 5558, 5733, 6552, 7146, 7644, 8337, 9528, 10322, 11116, 11466, 14292, 15288, 15483, 16674, 19453, 20644, 22232, 22932, 25011, 28584, 30966, 33348, 36127, 38906, 41288, 45864, 46449, 50022, 58359, 61932, 66696, 72254, 77812, 92898, 100044, 108381, 116718, 123864, 144508, 155624, 175077, 185796, 200088, 216762, 233436, 252889, 289016, 325143, 350154, 371592, 433524, 466872, 505778, 650286, 700308, 758667, 867048, 1011556, 1300572, 1400616, 1517334, 2023112, 2276001, 2601144, 3034668, 4552002, 6069336, 9104004, 18208008]

約数ペア:

[(1, 18208008), (2, 9104004), (3, 6069336), (4, 4552002), (6, 3034668), (7, 2601144), (8, 2276001), (9, 2023112), (12, 1517334), (13, 1400616), (14, 1300572), (18, 1011556), (21, 867048), (24, 758667), (26, 700308), (28, 650286), (36, 505778), (39, 466872), (42, 433524), (49, 371592), (52, 350154), (56, 325143), (63, 289016), (72, 252889), (78, 233436), (84, 216762), (91, 200088), (98, 185796), (104, 175077), (117, 155624), (126, 144508), (147, 123864), (156, 116718), (168, 108381), (182, 100044), (196, 92898), (234, 77812), (252, 72254), (273, 66696), (294, 61932), (312, 58359), (364, 50022), (392, 46449), (397, 45864), (441, 41288), (468, 38906), (504, 36127), (546, 33348), (588, 30966), (637, 28584), (728, 25011), (794, 22932), (819, 22232), (882, 20644), (936, 19453), (1092, 16674), (1176, 15483), (1191, 15288), (1274, 14292), (1588, 11466), (1638, 11116), (1764, 10322), (1911, 9528), (2184, 8337), (2382, 7644), (2548, 7146), (2779, 6552), (3176, 5733), (3276, 5558), (3528, 5161), (3573, 5096), (3822, 4764)]