20699678

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:376

約数の個数: 32

約数和(自身を含む): 34214400

約数和(自身を除く): 13514722

約数列:

[1, 2, 23, 29, 46, 58, 59, 118, 263, 526, 667, 1334, 1357, 1711, 2714, 3422, 6049, 7627, 12098, 15254, 15517, 31034, 39353, 78706, 175421, 350842, 356891, 449993, 713782, 899986, 10349839, 20699678]

約数ペア:

[(1, 20699678), (2, 10349839), (23, 899986), (29, 713782), (46, 449993), (58, 356891), (59, 350842), (118, 175421), (263, 78706), (526, 39353), (667, 31034), (1334, 15517), (1357, 15254), (1711, 12098), (2714, 7627), (3422, 6049)]