19197618

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{853}}^1$

素因数の和:911

約数の個数: 48

約数和(自身を含む): 43615488

約数和(自身を除く): 24417870

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 121, 186, 242, 341, 363, 682, 726, 853, 1023, 1706, 2046, 2559, 3751, 5118, 7502, 9383, 11253, 18766, 22506, 26443, 28149, 52886, 56298, 79329, 103213, 158658, 206426, 290873, 309639, 581746, 619278, 872619, 1745238, 3199603, 6399206, 9598809, 19197618]

約数ペア:

[(1, 19197618), (2, 9598809), (3, 6399206), (6, 3199603), (11, 1745238), (22, 872619), (31, 619278), (33, 581746), (62, 309639), (66, 290873), (93, 206426), (121, 158658), (186, 103213), (242, 79329), (341, 56298), (363, 52886), (682, 28149), (726, 26443), (853, 22506), (1023, 18766), (1706, 11253), (2046, 9383), (2559, 7502), (3751, 5118)]