18138726

素因数分解:

$2^1\times 3^2\times {\mathrm{631}}^1\times {\mathrm{1597}}^1$

素因数の和:2236

約数の個数: 24

約数和(自身を含む): 39387504

約数和(自身を除く): 21248778

約数列:

[1, 2, 3, 6, 9, 18, 631, 1262, 1597, 1893, 3194, 3786, 4791, 5679, 9582, 11358, 14373, 28746, 1007707, 2015414, 3023121, 6046242, 9069363, 18138726]

約数ペア:

[(1, 18138726), (2, 9069363), (3, 6046242), (6, 3023121), (9, 2015414), (18, 1007707), (631, 28746), (1262, 14373), (1597, 11358), (1893, 9582), (3194, 5679), (3786, 4791)]