19662786

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7639}}^1$

素因数の和:7671

約数の個数: 48

約数和(自身を含む): 50057280

約数和(自身を除く): 30394494

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 99, 117, 143, 198, 234, 286, 429, 858, 1287, 2574, 7639, 15278, 22917, 45834, 68751, 84029, 99307, 137502, 168058, 198614, 252087, 297921, 504174, 595842, 756261, 893763, 1092377, 1512522, 1787526, 2184754, 3277131, 6554262, 9831393, 19662786]

約数ペア:

[(1, 19662786), (2, 9831393), (3, 6554262), (6, 3277131), (9, 2184754), (11, 1787526), (13, 1512522), (18, 1092377), (22, 893763), (26, 756261), (33, 595842), (39, 504174), (66, 297921), (78, 252087), (99, 198614), (117, 168058), (143, 137502), (198, 99307), (234, 84029), (286, 68751), (429, 45834), (858, 22917), (1287, 15278), (2574, 7639)]