19724488

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20719}}^1$

素因数の和:20749

約数の個数: 32

約数和(自身を含む): 44755200

約数和(自身を除く): 25030712

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 20719, 41438, 82876, 145033, 165752, 290066, 352223, 580132, 704446, 1160264, 1408892, 2465561, 2817784, 4931122, 9862244, 19724488]

約数ペア:

[(1, 19724488), (2, 9862244), (4, 4931122), (7, 2817784), (8, 2465561), (14, 1408892), (17, 1160264), (28, 704446), (34, 580132), (56, 352223), (68, 290066), (119, 165752), (136, 145033), (238, 82876), (476, 41438), (952, 20719)]