218887686

素因数分解:

$2^1\times 3^2\times {\mathrm{947}}^1\times {\mathrm{12841}}^1$

素因数の和:13796

約数の個数: 24

約数和(自身を含む): 474794424

約数和(自身を除く): 255906738

約数列:

[1, 2, 3, 6, 9, 18, 947, 1894, 2841, 5682, 8523, 12841, 17046, 25682, 38523, 77046, 115569, 231138, 12160427, 24320854, 36481281, 72962562, 109443843, 218887686]

約数ペア:

[(1, 218887686), (2, 109443843), (3, 72962562), (6, 36481281), (9, 24320854), (18, 12160427), (947, 231138), (1894, 115569), (2841, 77046), (5682, 38523), (8523, 25682), (12841, 17046)]