19563876

素因数分解:

$2^2\times 3^3\times {\mathrm{79}}^1\times {\mathrm{2293}}^1$

素因数の和:2385

約数の個数: 48

約数和(自身を含む): 51385600

約数和(自身を除く): 31821724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 79, 108, 158, 237, 316, 474, 711, 948, 1422, 2133, 2293, 2844, 4266, 4586, 6879, 8532, 9172, 13758, 20637, 27516, 41274, 61911, 82548, 123822, 181147, 247644, 362294, 543441, 724588, 1086882, 1630323, 2173764, 3260646, 4890969, 6521292, 9781938, 19563876]

約数ペア:

[(1, 19563876), (2, 9781938), (3, 6521292), (4, 4890969), (6, 3260646), (9, 2173764), (12, 1630323), (18, 1086882), (27, 724588), (36, 543441), (54, 362294), (79, 247644), (108, 181147), (158, 123822), (237, 82548), (316, 61911), (474, 41274), (711, 27516), (948, 20637), (1422, 13758), (2133, 9172), (2293, 8532), (2844, 6879), (4266, 4586)]