209370518

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{15859}}^1$

素因数の和:15932

約数の個数: 32

約数和(自身を含む): 383685120

約数和(自身を除く): 174314602

約数列:

[1, 2, 7, 14, 23, 41, 46, 82, 161, 287, 322, 574, 943, 1886, 6601, 13202, 15859, 31718, 111013, 222026, 364757, 650219, 729514, 1300438, 2553299, 4551533, 5106598, 9103066, 14955037, 29910074, 104685259, 209370518]

約数ペア:

[(1, 209370518), (2, 104685259), (7, 29910074), (14, 14955037), (23, 9103066), (41, 5106598), (46, 4551533), (82, 2553299), (161, 1300438), (287, 729514), (322, 650219), (574, 364757), (943, 222026), (1886, 111013), (6601, 31718), (13202, 15859)]