16911916

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 35223552

約数和(自身を除く): 18311636

約数列:

[1, 2, 4, 7, 14, 28, 47, 71, 94, 142, 181, 188, 284, 329, 362, 497, 658, 724, 994, 1267, 1316, 1988, 2534, 3337, 5068, 6674, 8507, 12851, 13348, 17014, 23359, 25702, 34028, 46718, 51404, 59549, 89957, 93436, 119098, 179914, 238196, 359828, 603997, 1207994, 2415988, 4227979, 8455958, 16911916]

約数ペア:

[(1, 16911916), (2, 8455958), (4, 4227979), (7, 2415988), (14, 1207994), (28, 603997), (47, 359828), (71, 238196), (94, 179914), (142, 119098), (181, 93436), (188, 89957), (284, 59549), (329, 51404), (362, 46718), (497, 34028), (658, 25702), (724, 23359), (994, 17014), (1267, 13348), (1316, 12851), (1988, 8507), (2534, 6674), (3337, 5068)]