18214456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4073}}^1$

素因数の和:4135

約数の個数: 32

約数和(自身を含む): 37643760

約数和(自身を除く): 19429304

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4073, 4472, 8146, 16292, 32584, 52949, 105898, 175139, 211796, 350278, 423592, 700556, 1401112, 2276807, 4553614, 9107228, 18214456]

約数ペア:

[(1, 18214456), (2, 9107228), (4, 4553614), (8, 2276807), (13, 1401112), (26, 700556), (43, 423592), (52, 350278), (86, 211796), (104, 175139), (172, 105898), (344, 52949), (559, 32584), (1118, 16292), (2236, 8146), (4073, 4472)]