22640476

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{15679}}^1$

素因数の和:15721

約数の個数: 18

約数和(自身を含む): 41818560

約数和(自身を除く): 19178084

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 15679, 31358, 62716, 297901, 595802, 1191604, 5660119, 11320238, 22640476]

約数ペア:

[(1, 22640476), (2, 11320238), (4, 5660119), (19, 1191604), (38, 595802), (76, 297901), (361, 62716), (722, 31358), (1444, 15679)]