20188077

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1013}}^1$

素因数の和:1109

約数の個数: 32

約数和(自身を含む): 33616128

約数和(自身を除く): 13428051

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 219, 273, 511, 949, 1013, 1533, 2847, 3039, 6643, 7091, 13169, 19929, 21273, 39507, 73949, 92183, 221847, 276549, 517643, 961337, 1552929, 2884011, 6729359, 20188077]

約数ペア:

[(1, 20188077), (3, 6729359), (7, 2884011), (13, 1552929), (21, 961337), (39, 517643), (73, 276549), (91, 221847), (219, 92183), (273, 73949), (511, 39507), (949, 21273), (1013, 19929), (1533, 13169), (2847, 7091), (3039, 6643)]