16891948

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 32931360

約数和(自身を除く): 16039412

約数列:

[1, 2, 4, 17, 34, 43, 53, 68, 86, 106, 109, 172, 212, 218, 436, 731, 901, 1462, 1802, 1853, 2279, 2924, 3604, 3706, 4558, 4687, 5777, 7412, 9116, 9374, 11554, 18748, 23108, 38743, 77486, 79679, 98209, 154972, 159358, 196418, 248411, 318716, 392836, 496822, 993644, 4222987, 8445974, 16891948]

約数ペア:

[(1, 16891948), (2, 8445974), (4, 4222987), (17, 993644), (34, 496822), (43, 392836), (53, 318716), (68, 248411), (86, 196418), (106, 159358), (109, 154972), (172, 98209), (212, 79679), (218, 77486), (436, 38743), (731, 23108), (901, 18748), (1462, 11554), (1802, 9374), (1853, 9116), (2279, 7412), (2924, 5777), (3604, 4687), (3706, 4558)]