28400972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{7951}}^1$

素因数の和:8021

約数の個数: 24

約数和(自身を含む): 53437440

約数和(自身を除く): 25036468

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786, 3572, 7951, 15902, 31804, 151069, 302138, 373697, 604276, 747394, 1494788, 7100243, 14200486, 28400972]

約数ペア:

[(1, 28400972), (2, 14200486), (4, 7100243), (19, 1494788), (38, 747394), (47, 604276), (76, 373697), (94, 302138), (188, 151069), (893, 31804), (1786, 15902), (3572, 7951)]