18683672

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7759}}^1$

素因数の和:7815

約数の個数: 32

約数和(自身を含む): 40972800

約数和(自身を除く): 22289128

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 7759, 15518, 31036, 54313, 62072, 108626, 217252, 333637, 434504, 667274, 1334548, 2335459, 2669096, 4670918, 9341836, 18683672]

約数ペア:

[(1, 18683672), (2, 9341836), (4, 4670918), (7, 2669096), (8, 2335459), (14, 1334548), (28, 667274), (43, 434504), (56, 333637), (86, 217252), (172, 108626), (301, 62072), (344, 54313), (602, 31036), (1204, 15518), (2408, 7759)]