18399872

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{3343}}^1$

素因数の和:3400

約数の個数: 32

約数和(自身を含む): 37519680

約数和(自身を除く): 19119808

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 688, 1376, 2752, 3343, 5504, 6686, 13372, 26744, 53488, 106976, 143749, 213952, 287498, 427904, 574996, 1149992, 2299984, 4599968, 9199936, 18399872]

約数ペア:

[(1, 18399872), (2, 9199936), (4, 4599968), (8, 2299984), (16, 1149992), (32, 574996), (43, 427904), (64, 287498), (86, 213952), (128, 143749), (172, 106976), (344, 53488), (688, 26744), (1376, 13372), (2752, 6686), (3343, 5504)]