18256492

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:358

約数の個数: 36

約数和(自身を含む): 34564320

約数和(自身を除く): 16307828

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 269, 361, 538, 722, 893, 1076, 1444, 1786, 3572, 5111, 10222, 12643, 16967, 20444, 25286, 33934, 50572, 67868, 97109, 194218, 240217, 388436, 480434, 960868, 4564123, 9128246, 18256492]

約数ペア:

[(1, 18256492), (2, 9128246), (4, 4564123), (19, 960868), (38, 480434), (47, 388436), (76, 240217), (94, 194218), (188, 97109), (269, 67868), (361, 50572), (538, 33934), (722, 25286), (893, 20444), (1076, 16967), (1444, 12643), (1786, 10222), (3572, 5111)]