16380470

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1181}}^1$

素因数の和:1280

約数の個数: 32

約数和(自身を含む): 31488480

約数和(自身を除く): 15108010

約数列:

[1, 2, 5, 10, 19, 38, 73, 95, 146, 190, 365, 730, 1181, 1387, 2362, 2774, 5905, 6935, 11810, 13870, 22439, 44878, 86213, 112195, 172426, 224390, 431065, 862130, 1638047, 3276094, 8190235, 16380470]

約数ペア:

[(1, 16380470), (2, 8190235), (5, 3276094), (10, 1638047), (19, 862130), (38, 431065), (73, 224390), (95, 172426), (146, 112195), (190, 86213), (365, 44878), (730, 22439), (1181, 13870), (1387, 11810), (2362, 6935), (2774, 5905)]