1641247778

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1\times {\mathrm{2389}}^1$

素因数の和:2690

約数の個数: 32

約数和(自身を含む): 2632824000

約数和(自身を除く): 991576222

約数列:

[1, 2, 19, 38, 101, 179, 202, 358, 1919, 2389, 3401, 3838, 4778, 6802, 18079, 36158, 45391, 90782, 241289, 343501, 427631, 482578, 687002, 855262, 4584491, 8124989, 9168982, 16249978, 43190731, 86381462, 820623889, 1641247778]

約数ペア:

[(1, 1641247778), (2, 820623889), (19, 86381462), (38, 43190731), (101, 16249978), (179, 9168982), (202, 8124989), (358, 4584491), (1919, 855262), (2389, 687002), (3401, 482578), (3838, 427631), (4778, 343501), (6802, 241289), (18079, 90782), (36158, 45391)]