18239904

素因数分解:

$2^5\times 3^4\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:280

約数の個数: 120

約数和(自身を含む): 55617408

約数和(自身を除く): 37377504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 81, 93, 96, 108, 124, 144, 162, 186, 216, 227, 248, 279, 288, 324, 372, 432, 454, 496, 558, 648, 681, 744, 837, 864, 908, 992, 1116, 1296, 1362, 1488, 1674, 1816, 2043, 2232, 2511, 2592, 2724, 2976, 3348, 3632, 4086, 4464, 5022, 5448, 6129, 6696, 7037, 7264, 8172, 8928, 10044, 10896, 12258, 13392, 14074, 16344, 18387, 20088, 21111, 21792, 24516, 26784, 28148, 32688, 36774, 40176, 42222, 49032, 56296, 63333, 65376, 73548, 80352, 84444, 98064, 112592, 126666, 147096, 168888, 189999, 196128, 225184, 253332, 294192, 337776, 379998, 506664, 569997, 588384, 675552, 759996, 1013328, 1139994, 1519992, 2026656, 2279988, 3039984, 4559976, 6079968, 9119952, 18239904]

約数ペア:

[(1, 18239904), (2, 9119952), (3, 6079968), (4, 4559976), (6, 3039984), (8, 2279988), (9, 2026656), (12, 1519992), (16, 1139994), (18, 1013328), (24, 759996), (27, 675552), (31, 588384), (32, 569997), (36, 506664), (48, 379998), (54, 337776), (62, 294192), (72, 253332), (81, 225184), (93, 196128), (96, 189999), (108, 168888), (124, 147096), (144, 126666), (162, 112592), (186, 98064), (216, 84444), (227, 80352), (248, 73548), (279, 65376), (288, 63333), (324, 56296), (372, 49032), (432, 42222), (454, 40176), (496, 36774), (558, 32688), (648, 28148), (681, 26784), (744, 24516), (837, 21792), (864, 21111), (908, 20088), (992, 18387), (1116, 16344), (1296, 14074), (1362, 13392), (1488, 12258), (1674, 10896), (1816, 10044), (2043, 8928), (2232, 8172), (2511, 7264), (2592, 7037), (2724, 6696), (2976, 6129), (3348, 5448), (3632, 5022), (4086, 4464)]