20731698

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4663}}^1$

素因数の和:4703

約数の個数: 48

約数和(自身を含む): 50930880

約数和(自身を除く): 30199182

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4446, 4663, 9326, 13989, 27978, 41967, 60619, 83934, 88597, 121238, 177194, 181857, 265791, 363714, 531582, 545571, 797373, 1091142, 1151761, 1594746, 2303522, 3455283, 6910566, 10365849, 20731698]

約数ペア:

[(1, 20731698), (2, 10365849), (3, 6910566), (6, 3455283), (9, 2303522), (13, 1594746), (18, 1151761), (19, 1091142), (26, 797373), (38, 545571), (39, 531582), (57, 363714), (78, 265791), (114, 181857), (117, 177194), (171, 121238), (234, 88597), (247, 83934), (342, 60619), (494, 41967), (741, 27978), (1482, 13989), (2223, 9326), (4446, 4663)]