18209376

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{2749}}^1$

素因数の和:2788

約数の個数: 72

約数和(自身を含む): 54054000

約数和(自身を除く): 35844624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 2749, 3312, 5498, 6624, 8247, 10996, 16494, 21992, 24741, 32988, 43984, 49482, 63227, 65976, 87968, 98964, 126454, 131952, 189681, 197928, 252908, 263904, 379362, 395856, 505816, 569043, 758724, 791712, 1011632, 1138086, 1517448, 2023264, 2276172, 3034896, 4552344, 6069792, 9104688, 18209376]

約数ペア:

[(1, 18209376), (2, 9104688), (3, 6069792), (4, 4552344), (6, 3034896), (8, 2276172), (9, 2023264), (12, 1517448), (16, 1138086), (18, 1011632), (23, 791712), (24, 758724), (32, 569043), (36, 505816), (46, 395856), (48, 379362), (69, 263904), (72, 252908), (92, 197928), (96, 189681), (138, 131952), (144, 126454), (184, 98964), (207, 87968), (276, 65976), (288, 63227), (368, 49482), (414, 43984), (552, 32988), (736, 24741), (828, 21992), (1104, 16494), (1656, 10996), (2208, 8247), (2749, 6624), (3312, 5498)]