17938888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{10729}}^1$

素因数の和:10765

約数の個数: 32

約数和(自身を含む): 38628000

約数和(自身を除く): 20689112

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 10729, 21458, 42916, 85832, 118019, 203851, 236038, 407702, 472076, 815404, 944152, 1630808, 2242361, 4484722, 8969444, 17938888]

約数ペア:

[(1, 17938888), (2, 8969444), (4, 4484722), (8, 2242361), (11, 1630808), (19, 944152), (22, 815404), (38, 472076), (44, 407702), (76, 236038), (88, 203851), (152, 118019), (209, 85832), (418, 42916), (836, 21458), (1672, 10729)]