18708864

素因数分解:

$2^7\times 3^1\times {\mathrm{83}}^1\times {\mathrm{587}}^1$

素因数の和:687

約数の個数: 64

約数和(自身を含む): 50379840

約数和(自身を除く): 31670976

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 83, 96, 128, 166, 192, 249, 332, 384, 498, 587, 664, 996, 1174, 1328, 1761, 1992, 2348, 2656, 3522, 3984, 4696, 5312, 7044, 7968, 9392, 10624, 14088, 15936, 18784, 28176, 31872, 37568, 48721, 56352, 75136, 97442, 112704, 146163, 194884, 225408, 292326, 389768, 584652, 779536, 1169304, 1559072, 2338608, 3118144, 4677216, 6236288, 9354432, 18708864]

約数ペア:

[(1, 18708864), (2, 9354432), (3, 6236288), (4, 4677216), (6, 3118144), (8, 2338608), (12, 1559072), (16, 1169304), (24, 779536), (32, 584652), (48, 389768), (64, 292326), (83, 225408), (96, 194884), (128, 146163), (166, 112704), (192, 97442), (249, 75136), (332, 56352), (384, 48721), (498, 37568), (587, 31872), (664, 28176), (996, 18784), (1174, 15936), (1328, 14088), (1761, 10624), (1992, 9392), (2348, 7968), (2656, 7044), (3522, 5312), (3984, 4696)]