19299068

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1$

素因数の和:629

約数の個数: 24

約数和(自身を含む): 34507200

約数和(自身を除く): 15208132

約数列:

[1, 2, 4, 79, 157, 158, 314, 316, 389, 628, 778, 1556, 12403, 24806, 30731, 49612, 61073, 61462, 122146, 122924, 244292, 4824767, 9649534, 19299068]

約数ペア:

[(1, 19299068), (2, 9649534), (4, 4824767), (79, 244292), (157, 122924), (158, 122146), (314, 61462), (316, 61073), (389, 49612), (628, 30731), (778, 24806), (1556, 12403)]