81873596

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{17939}}^1$

素因数の和:18113

約数の個数: 24

約数和(自身を含む): 164760960

約数和(自身を除く): 82887364

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4564, 17939, 35878, 71756, 125573, 251146, 502292, 2924057, 5848114, 11696228, 20468399, 40936798, 81873596]

約数ペア:

[(1, 81873596), (2, 40936798), (4, 20468399), (7, 11696228), (14, 5848114), (28, 2924057), (163, 502292), (326, 251146), (652, 125573), (1141, 71756), (2282, 35878), (4564, 17939)]