20956356

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{15733}}^1$

素因数の和:15780

約数の個数: 36

約数和(自身を含む): 54408172

約数和(自身を除く): 33451816

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 15733, 31466, 47199, 62932, 94398, 141597, 188796, 283194, 566388, 582121, 1164242, 1746363, 2328484, 3492726, 5239089, 6985452, 10478178, 20956356]

約数ペア:

[(1, 20956356), (2, 10478178), (3, 6985452), (4, 5239089), (6, 3492726), (9, 2328484), (12, 1746363), (18, 1164242), (36, 582121), (37, 566388), (74, 283194), (111, 188796), (148, 141597), (222, 94398), (333, 62932), (444, 47199), (666, 31466), (1332, 15733)]