20956446

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2819}}^1$

素因数の和:2893

約数の個数: 48

約数和(自身を含む): 52790400

約数和(自身を除く): 31833954

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 59, 63, 118, 126, 177, 354, 413, 531, 826, 1062, 1239, 2478, 2819, 3717, 5638, 7434, 8457, 16914, 19733, 25371, 39466, 50742, 59199, 118398, 166321, 177597, 332642, 355194, 498963, 997926, 1164247, 1496889, 2328494, 2993778, 3492741, 6985482, 10478223, 20956446]

約数ペア:

[(1, 20956446), (2, 10478223), (3, 6985482), (6, 3492741), (7, 2993778), (9, 2328494), (14, 1496889), (18, 1164247), (21, 997926), (42, 498963), (59, 355194), (63, 332642), (118, 177597), (126, 166321), (177, 118398), (354, 59199), (413, 50742), (531, 39466), (826, 25371), (1062, 19733), (1239, 16914), (2478, 8457), (2819, 7434), (3717, 5638)]