18748928

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{3329}}^1$

素因数の和:3358

約数の個数: 40

約数和(自身を含む): 40879080

約数和(自身を除く): 22130152

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1408, 2816, 3329, 5632, 6658, 13316, 26632, 36619, 53264, 73238, 106528, 146476, 213056, 292952, 426112, 585904, 852224, 1171808, 1704448, 2343616, 4687232, 9374464, 18748928]

約数ペア:

[(1, 18748928), (2, 9374464), (4, 4687232), (8, 2343616), (11, 1704448), (16, 1171808), (22, 852224), (32, 585904), (44, 426112), (64, 292952), (88, 213056), (128, 146476), (176, 106528), (256, 73238), (352, 53264), (512, 36619), (704, 26632), (1408, 13316), (2816, 6658), (3329, 5632)]