18195388

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7723}}^1$

素因数の和:7777

約数の個数: 24

約数和(自身を含む): 34603520

約数和(自身を除く): 16408132

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 2356, 7723, 15446, 30892, 146737, 239413, 293474, 478826, 586948, 957652, 4548847, 9097694, 18195388]

約数ペア:

[(1, 18195388), (2, 9097694), (4, 4548847), (19, 957652), (31, 586948), (38, 478826), (62, 293474), (76, 239413), (124, 146737), (589, 30892), (1178, 15446), (2356, 7723)]