19335628

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{28603}}^1$

素因数の和:28633

約数の個数: 18

約数和(自身を含む): 36641724

約数和(自身を除く): 17306096

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 28603, 57206, 114412, 371839, 743678, 1487356, 4833907, 9667814, 19335628]

約数ペア:

[(1, 19335628), (2, 9667814), (4, 4833907), (13, 1487356), (26, 743678), (52, 371839), (169, 114412), (338, 57206), (676, 28603)]