20602802

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2143}}^1$

素因数の和:2198

約数の個数: 32

約数和(自身を含む): 37048320

約数和(自身を除く): 16445518

約数列:

[1, 2, 11, 19, 22, 23, 38, 46, 209, 253, 418, 437, 506, 874, 2143, 4286, 4807, 9614, 23573, 40717, 47146, 49289, 81434, 98578, 447887, 542179, 895774, 936491, 1084358, 1872982, 10301401, 20602802]

約数ペア:

[(1, 20602802), (2, 10301401), (11, 1872982), (19, 1084358), (22, 936491), (23, 895774), (38, 542179), (46, 447887), (209, 98578), (253, 81434), (418, 49289), (437, 47146), (506, 40717), (874, 23573), (2143, 9614), (4286, 4807)]