28380374

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{3217}}^1$

素因数の和:3631

約数の個数: 16

約数和(自身を含む): 46570896

約数和(自身を除く): 18190522

約数列:

[1, 2, 11, 22, 401, 802, 3217, 4411, 6434, 8822, 35387, 70774, 1290017, 2580034, 14190187, 28380374]

約数ペア:

[(1, 28380374), (2, 14190187), (11, 2580034), (22, 1290017), (401, 70774), (802, 35387), (3217, 8822), (4411, 6434)]