20121164538

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{20939}}^1\times {\mathrm{9421}}^1$

素因数の和:30382

約数の個数: 32

約数和(自身を含む): 42616082880

約数和(自身を除く): 22494918342

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 9421, 18842, 20939, 28263, 41878, 56526, 62817, 125634, 160157, 320314, 355963, 480471, 711926, 960942, 1067889, 2135778, 197266319, 394532638, 591798957, 1183597914, 3353527423, 6707054846, 10060582269, 20121164538]

約数ペア:

[(1, 20121164538), (2, 10060582269), (3, 6707054846), (6, 3353527423), (17, 1183597914), (34, 591798957), (51, 394532638), (102, 197266319), (9421, 2135778), (18842, 1067889), (20939, 960942), (28263, 711926), (41878, 480471), (56526, 355963), (62817, 320314), (125634, 160157)]