28397818

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{12251}}^1$

素因数の和:12333

約数の個数: 16

約数和(自身を含む): 45577440

約数和(自身を除く): 17179622

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 12251, 24502, 232769, 465538, 747311, 1494622, 14198909, 28397818]

約数ペア:

[(1, 28397818), (2, 14198909), (19, 1494622), (38, 747311), (61, 465538), (122, 232769), (1159, 24502), (2318, 12251)]