19385480

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5839}}^1$

素因数の和:5933

約数の個数: 32

約数和(自身を含む): 44150400

約数和(自身を除く): 24764920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 5839, 11678, 23356, 29195, 46712, 58390, 116780, 233560, 484637, 969274, 1938548, 2423185, 3877096, 4846370, 9692740, 19385480]

約数ペア:

[(1, 19385480), (2, 9692740), (4, 4846370), (5, 3877096), (8, 2423185), (10, 1938548), (20, 969274), (40, 484637), (83, 233560), (166, 116780), (332, 58390), (415, 46712), (664, 29195), (830, 23356), (1660, 11678), (3320, 5839)]