20830219

素因数分解:

${\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:510

約数の個数: 16

約数和(自身を含む): 22900320

約数和(自身を除く): 2070101

約数列:

[1, 17, 53, 61, 379, 901, 1037, 3233, 6443, 20087, 23119, 54961, 341479, 393023, 1225307, 20830219]

約数ペア:

[(1, 20830219), (17, 1225307), (53, 393023), (61, 341479), (379, 54961), (901, 23119), (1037, 20087), (3233, 6443)]