8921984

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{1621}}^1$

素因数の和:1678

約数の個数: 32

約数和(自身を含む): 18198840

約数和(自身を除く): 9276856

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 688, 1376, 1621, 2752, 3242, 5504, 6484, 12968, 25936, 51872, 69703, 103744, 139406, 207488, 278812, 557624, 1115248, 2230496, 4460992, 8921984]

約数ペア:

[(1, 8921984), (2, 4460992), (4, 2230496), (8, 1115248), (16, 557624), (32, 278812), (43, 207488), (64, 139406), (86, 103744), (128, 69703), (172, 51872), (344, 25936), (688, 12968), (1376, 6484), (1621, 5504), (2752, 3242)]