16991056

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{439}}^1$

素因数の和:547

約数の個数: 40

約数和(自身を含む): 34372800

約数和(自身を除く): 17381744

約数列:

[1, 2, 4, 8, 16, 41, 59, 82, 118, 164, 236, 328, 439, 472, 656, 878, 944, 1756, 2419, 3512, 4838, 7024, 9676, 17999, 19352, 25901, 35998, 38704, 51802, 71996, 103604, 143992, 207208, 287984, 414416, 1061941, 2123882, 4247764, 8495528, 16991056]

約数ペア:

[(1, 16991056), (2, 8495528), (4, 4247764), (8, 2123882), (16, 1061941), (41, 414416), (59, 287984), (82, 207208), (118, 143992), (164, 103604), (236, 71996), (328, 51802), (439, 38704), (472, 35998), (656, 25901), (878, 19352), (944, 17999), (1756, 9676), (2419, 7024), (3512, 4838)]