19627316

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 38782800

約数和(自身を除く): 19155484

約数列:

[1, 2, 4, 17, 29, 34, 37, 58, 68, 74, 116, 148, 269, 493, 538, 629, 986, 1073, 1076, 1258, 1972, 2146, 2516, 4292, 4573, 7801, 9146, 9953, 15602, 18241, 18292, 19906, 31204, 36482, 39812, 72964, 132617, 169201, 265234, 288637, 338402, 530468, 577274, 676804, 1154548, 4906829, 9813658, 19627316]

約数ペア:

[(1, 19627316), (2, 9813658), (4, 4906829), (17, 1154548), (29, 676804), (34, 577274), (37, 530468), (58, 338402), (68, 288637), (74, 265234), (116, 169201), (148, 132617), (269, 72964), (493, 39812), (538, 36482), (629, 31204), (986, 19906), (1073, 18292), (1076, 18241), (1258, 15602), (1972, 9953), (2146, 9146), (2516, 7801), (4292, 4573)]