18271968

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^4\times {\mathrm{13}}^1$

素因数の和:70

約数の個数: 120

約数和(自身を含む): 56818440

約数和(自身を除く): 38546472

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 32, 33, 39, 44, 48, 52, 66, 78, 88, 96, 104, 121, 132, 143, 156, 176, 208, 242, 264, 286, 312, 352, 363, 416, 429, 484, 528, 572, 624, 726, 858, 968, 1056, 1144, 1248, 1331, 1452, 1573, 1716, 1936, 2288, 2662, 2904, 3146, 3432, 3872, 3993, 4576, 4719, 5324, 5808, 6292, 6864, 7986, 9438, 10648, 11616, 12584, 13728, 14641, 15972, 17303, 18876, 21296, 25168, 29282, 31944, 34606, 37752, 42592, 43923, 50336, 51909, 58564, 63888, 69212, 75504, 87846, 103818, 117128, 127776, 138424, 151008, 175692, 190333, 207636, 234256, 276848, 351384, 380666, 415272, 468512, 553696, 570999, 702768, 761332, 830544, 1141998, 1405536, 1522664, 1661088, 2283996, 3045328, 4567992, 6090656, 9135984, 18271968]

約数ペア:

[(1, 18271968), (2, 9135984), (3, 6090656), (4, 4567992), (6, 3045328), (8, 2283996), (11, 1661088), (12, 1522664), (13, 1405536), (16, 1141998), (22, 830544), (24, 761332), (26, 702768), (32, 570999), (33, 553696), (39, 468512), (44, 415272), (48, 380666), (52, 351384), (66, 276848), (78, 234256), (88, 207636), (96, 190333), (104, 175692), (121, 151008), (132, 138424), (143, 127776), (156, 117128), (176, 103818), (208, 87846), (242, 75504), (264, 69212), (286, 63888), (312, 58564), (352, 51909), (363, 50336), (416, 43923), (429, 42592), (484, 37752), (528, 34606), (572, 31944), (624, 29282), (726, 25168), (858, 21296), (968, 18876), (1056, 17303), (1144, 15972), (1248, 14641), (1331, 13728), (1452, 12584), (1573, 11616), (1716, 10648), (1936, 9438), (2288, 7986), (2662, 6864), (2904, 6292), (3146, 5808), (3432, 5324), (3872, 4719), (3993, 4576)]