19101982

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:324

約数の個数: 32

約数和(自身を含む): 31679424

約数和(自身を除く): 12577442

約数列:

[1, 2, 17, 34, 41, 71, 82, 142, 193, 386, 697, 1207, 1394, 2414, 2911, 3281, 5822, 6562, 7913, 13703, 15826, 27406, 49487, 98974, 134521, 232951, 269042, 465902, 561823, 1123646, 9550991, 19101982]

約数ペア:

[(1, 19101982), (2, 9550991), (17, 1123646), (34, 561823), (41, 465902), (71, 269042), (82, 232951), (142, 134521), (193, 98974), (386, 49487), (697, 27406), (1207, 15826), (1394, 13703), (2414, 7913), (2911, 6562), (3281, 5822)]