18042183

素因数分解:

$3^4\times {\mathrm{353}}^1\times {\mathrm{631}}^1$

素因数の和:996

約数の個数: 20

約数和(自身を含む): 27071088

約数和(自身を除く): 9028905

約数列:

[1, 3, 9, 27, 81, 353, 631, 1059, 1893, 3177, 5679, 9531, 17037, 28593, 51111, 222743, 668229, 2004687, 6014061, 18042183]

約数ペア:

[(1, 18042183), (3, 6014061), (9, 2004687), (27, 668229), (81, 222743), (353, 51111), (631, 28593), (1059, 17037), (1893, 9531), (3177, 5679)]