12890618

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6983}}^1$

素因数の和:7069

約数の個数: 16

約数和(自身を含む): 21119616

約数和(自身を除く): 8228998

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 6983, 13966, 90779, 181558, 495793, 991586, 6445309, 12890618]

約数ペア:

[(1, 12890618), (2, 6445309), (13, 991586), (26, 495793), (71, 181558), (142, 90779), (923, 13966), (1846, 6983)]