18764944

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{106619}}^1$

素因数の和:106638

約数の個数: 20

約数和(自身を含む): 39662640

約数和(自身を除く): 20897696

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 106619, 213238, 426476, 852952, 1172809, 1705904, 2345618, 4691236, 9382472, 18764944]

約数ペア:

[(1, 18764944), (2, 9382472), (4, 4691236), (8, 2345618), (11, 1705904), (16, 1172809), (22, 852952), (44, 426476), (88, 213238), (176, 106619)]