19957506

素因数分解:

$2^1\times 3^1\times {\mathrm{313}}^1\times {\mathrm{10627}}^1$

素因数の和:10945

約数の個数: 16

約数和(自身を含む): 40046304

約数和(自身を除く): 20088798

約数列:

[1, 2, 3, 6, 313, 626, 939, 1878, 10627, 21254, 31881, 63762, 3326251, 6652502, 9978753, 19957506]

約数ペア:

[(1, 19957506), (2, 9978753), (3, 6652502), (6, 3326251), (313, 63762), (626, 31881), (939, 21254), (1878, 10627)]