20196618

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3547}}^1$

素因数の和:3638

約数の個数: 32

約数和(自身を含む): 44108736

約数和(自身を除く): 23912118

約数列:

[1, 2, 3, 6, 13, 26, 39, 73, 78, 146, 219, 438, 949, 1898, 2847, 3547, 5694, 7094, 10641, 21282, 46111, 92222, 138333, 258931, 276666, 517862, 776793, 1553586, 3366103, 6732206, 10098309, 20196618]

約数ペア:

[(1, 20196618), (2, 10098309), (3, 6732206), (6, 3366103), (13, 1553586), (26, 776793), (39, 517862), (73, 276666), (78, 258931), (146, 138333), (219, 92222), (438, 46111), (949, 21282), (1898, 10641), (2847, 7094), (3547, 5694)]