20962746

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{55457}}^1$

素因数の和:55475

約数の個数: 32

約数和(自身を含む): 53239680

約数和(自身を除く): 32276934

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 55457, 110914, 166371, 332742, 388199, 499113, 776398, 998226, 1164597, 1497339, 2329194, 2994678, 3493791, 6987582, 10481373, 20962746]

約数ペア:

[(1, 20962746), (2, 10481373), (3, 6987582), (6, 3493791), (7, 2994678), (9, 2329194), (14, 1497339), (18, 1164597), (21, 998226), (27, 776398), (42, 499113), (54, 388199), (63, 332742), (126, 166371), (189, 110914), (378, 55457)]