18854476

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{337}}^1$

素因数の和:609

約数の個数: 24

約数和(自身を含む): 33729696

約数和(自身を除く): 14875220

約数列:

[1, 2, 4, 71, 142, 197, 284, 337, 394, 674, 788, 1348, 13987, 23927, 27974, 47854, 55948, 66389, 95708, 132778, 265556, 4713619, 9427238, 18854476]

約数ペア:

[(1, 18854476), (2, 9427238), (4, 4713619), (71, 265556), (142, 132778), (197, 95708), (284, 66389), (337, 55948), (394, 47854), (674, 27974), (788, 23927), (1348, 13987)]