19102492

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 37255680

約数和(自身を除く): 18153188

約数列:

[1, 2, 4, 17, 34, 43, 47, 68, 86, 94, 139, 172, 188, 278, 556, 731, 799, 1462, 1598, 2021, 2363, 2924, 3196, 4042, 4726, 5977, 6533, 8084, 9452, 11954, 13066, 23908, 26132, 34357, 68714, 101609, 111061, 137428, 203218, 222122, 280919, 406436, 444244, 561838, 1123676, 4775623, 9551246, 19102492]

約数ペア:

[(1, 19102492), (2, 9551246), (4, 4775623), (17, 1123676), (34, 561838), (43, 444244), (47, 406436), (68, 280919), (86, 222122), (94, 203218), (139, 137428), (172, 111061), (188, 101609), (278, 68714), (556, 34357), (731, 26132), (799, 23908), (1462, 13066), (1598, 11954), (2021, 9452), (2363, 8084), (2924, 6533), (3196, 5977), (4042, 4726)]