18489216

素因数分解:

$2^7\times 3^1\times {\mathrm{89}}^1\times {\mathrm{541}}^1$

素因数の和:647

約数の個数: 64

約数和(自身を含む): 49755600

約数和(自身を除く): 31266384

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 89, 96, 128, 178, 192, 267, 356, 384, 534, 541, 712, 1068, 1082, 1424, 1623, 2136, 2164, 2848, 3246, 4272, 4328, 5696, 6492, 8544, 8656, 11392, 12984, 17088, 17312, 25968, 34176, 34624, 48149, 51936, 69248, 96298, 103872, 144447, 192596, 207744, 288894, 385192, 577788, 770384, 1155576, 1540768, 2311152, 3081536, 4622304, 6163072, 9244608, 18489216]

約数ペア:

[(1, 18489216), (2, 9244608), (3, 6163072), (4, 4622304), (6, 3081536), (8, 2311152), (12, 1540768), (16, 1155576), (24, 770384), (32, 577788), (48, 385192), (64, 288894), (89, 207744), (96, 192596), (128, 144447), (178, 103872), (192, 96298), (267, 69248), (356, 51936), (384, 48149), (534, 34624), (541, 34176), (712, 25968), (1068, 17312), (1082, 17088), (1424, 12984), (1623, 11392), (2136, 8656), (2164, 8544), (2848, 6492), (3246, 5696), (4272, 4328)]