18411148

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21211}}^1$

素因数の和:21253

約数の個数: 24

約数和(自身を含む): 38011904

約数和(自身を除く): 19600756

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 21211, 42422, 84844, 148477, 296954, 593908, 657541, 1315082, 2630164, 4602787, 9205574, 18411148]

約数ペア:

[(1, 18411148), (2, 9205574), (4, 4602787), (7, 2630164), (14, 1315082), (28, 657541), (31, 593908), (62, 296954), (124, 148477), (217, 84844), (434, 42422), (868, 21211)]