201984554

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{7561}}^1$

素因数の和:7638

約数の個数: 24

約数和(自身を含む): 328447908

約数和(自身を除く): 126463354

約数列:

[1, 2, 19, 37, 38, 74, 361, 703, 722, 1406, 7561, 13357, 15122, 26714, 143659, 279757, 287318, 559514, 2729521, 5315383, 5459042, 10630766, 100992277, 201984554]

約数ペア:

[(1, 201984554), (2, 100992277), (19, 10630766), (37, 5459042), (38, 5315383), (74, 2729521), (361, 559514), (703, 287318), (722, 279757), (1406, 143659), (7561, 26714), (13357, 15122)]