20810898

素因数分解:

$2^1\times 3^3\times {\mathrm{179}}^1\times {\mathrm{2153}}^1$

素因数の和:2343

約数の個数: 32

約数和(自身を含む): 46526400

約数和(自身を除く): 25715502

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 179, 358, 537, 1074, 1611, 2153, 3222, 4306, 4833, 6459, 9666, 12918, 19377, 38754, 58131, 116262, 385387, 770774, 1156161, 2312322, 3468483, 6936966, 10405449, 20810898]

約数ペア:

[(1, 20810898), (2, 10405449), (3, 6936966), (6, 3468483), (9, 2312322), (18, 1156161), (27, 770774), (54, 385387), (179, 116262), (358, 58131), (537, 38754), (1074, 19377), (1611, 12918), (2153, 9666), (3222, 6459), (4306, 4833)]