18953716

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{2207}}^1$

素因数の和:2343

約数の個数: 24

約数和(自身を含む): 35239680

約数和(自身を除く): 16285964

約数列:

[1, 2, 4, 19, 38, 76, 113, 226, 452, 2147, 2207, 4294, 4414, 8588, 8828, 41933, 83866, 167732, 249391, 498782, 997564, 4738429, 9476858, 18953716]

約数ペア:

[(1, 18953716), (2, 9476858), (4, 4738429), (19, 997564), (38, 498782), (76, 249391), (113, 167732), (226, 83866), (452, 41933), (2147, 8828), (2207, 8588), (4294, 4414)]