39940318

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:205

約数の個数: 48

約数和(自身を含む): 71103744

約数和(自身を除く): 31163426

約数列:

[1, 2, 11, 19, 22, 38, 47, 94, 107, 209, 214, 361, 418, 517, 722, 893, 1034, 1177, 1786, 2033, 2354, 3971, 4066, 5029, 7942, 9823, 10058, 16967, 19646, 22363, 33934, 38627, 44726, 55319, 77254, 95551, 110638, 186637, 191102, 373274, 424897, 849794, 1051061, 1815469, 2102122, 3630938, 19970159, 39940318]

約数ペア:

[(1, 39940318), (2, 19970159), (11, 3630938), (19, 2102122), (22, 1815469), (38, 1051061), (47, 849794), (94, 424897), (107, 373274), (209, 191102), (214, 186637), (361, 110638), (418, 95551), (517, 77254), (722, 55319), (893, 44726), (1034, 38627), (1177, 33934), (1786, 22363), (2033, 19646), (2354, 16967), (3971, 10058), (4066, 9823), (5029, 7942)]