19906908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12473}}^1$

素因数の和:12506

約数の個数: 48

約数和(自身を含む): 55883520

約数和(自身を除く): 35976612

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 12473, 24946, 37419, 49892, 74838, 87311, 149676, 174622, 236987, 261933, 349244, 473974, 523866, 710961, 947948, 1047732, 1421922, 1658909, 2843844, 3317818, 4976727, 6635636, 9953454, 19906908]

約数ペア:

[(1, 19906908), (2, 9953454), (3, 6635636), (4, 4976727), (6, 3317818), (7, 2843844), (12, 1658909), (14, 1421922), (19, 1047732), (21, 947948), (28, 710961), (38, 523866), (42, 473974), (57, 349244), (76, 261933), (84, 236987), (114, 174622), (133, 149676), (228, 87311), (266, 74838), (399, 49892), (532, 37419), (798, 24946), (1596, 12473)]