18975944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10733}}^1$

素因数の和:10769

約数の個数: 32

約数和(自身を含む): 40574520

約数和(自身を除く): 21598576

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 10733, 21466, 42932, 85864, 139529, 182461, 279058, 364922, 558116, 729844, 1116232, 1459688, 2371993, 4743986, 9487972, 18975944]

約数ペア:

[(1, 18975944), (2, 9487972), (4, 4743986), (8, 2371993), (13, 1459688), (17, 1116232), (26, 729844), (34, 558116), (52, 364922), (68, 279058), (104, 182461), (136, 139529), (221, 85864), (442, 42932), (884, 21466), (1768, 10733)]