15803788

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3947}}^1$

素因数の和:3982

約数の個数: 48

約数和(自身を含む): 37142784

約数和(自身を除く): 21338996

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 3947, 4004, 7894, 15788, 27629, 43417, 51311, 55258, 86834, 102622, 110516, 173668, 205244, 303919, 359177, 564421, 607838, 718354, 1128842, 1215676, 1436708, 2257684, 3950947, 7901894, 15803788]

約数ペア:

[(1, 15803788), (2, 7901894), (4, 3950947), (7, 2257684), (11, 1436708), (13, 1215676), (14, 1128842), (22, 718354), (26, 607838), (28, 564421), (44, 359177), (52, 303919), (77, 205244), (91, 173668), (143, 110516), (154, 102622), (182, 86834), (286, 55258), (308, 51311), (364, 43417), (572, 27629), (1001, 15788), (2002, 7894), (3947, 4004)]