19866228478

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{6547867}}^1$

素因数の和:6547947

約数の個数: 16

約数和(自身を含む): 31351191984

約数和(自身を除く): 11484963506

約数列:

[1, 2, 37, 41, 74, 82, 1517, 3034, 6547867, 13095734, 242271079, 268462547, 484542158, 536925094, 9933114239, 19866228478]

約数ペア:

[(1, 19866228478), (2, 9933114239), (37, 536925094), (41, 484542158), (74, 268462547), (82, 242271079), (1517, 13095734), (3034, 6547867)]