19011895

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 27381888

約数和(自身を除く): 8369993

約数列:

[1, 5, 7, 35, 37, 53, 185, 259, 265, 277, 371, 1295, 1385, 1855, 1939, 1961, 9695, 9805, 10249, 13727, 14681, 51245, 68635, 71743, 73405, 102767, 358715, 513835, 543197, 2715985, 3802379, 19011895]

約数ペア:

[(1, 19011895), (5, 3802379), (7, 2715985), (35, 543197), (37, 513835), (53, 358715), (185, 102767), (259, 73405), (265, 71743), (277, 68635), (371, 51245), (1295, 14681), (1385, 13727), (1855, 10249), (1939, 9805), (1961, 9695)]