20134642928

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{205657}}^1$

素因数の和:205905

約数の個数: 40

約数和(自身を含む): 40547531280

約数和(自身を除く): 20412888352

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 211, 232, 422, 464, 844, 1688, 3376, 6119, 12238, 24476, 48952, 97904, 205657, 411314, 822628, 1645256, 3290512, 5964053, 11928106, 23856212, 43393627, 47712424, 86787254, 95424848, 173574508, 347149016, 694298032, 1258415183, 2516830366, 5033660732, 10067321464, 20134642928]

約数ペア:

[(1, 20134642928), (2, 10067321464), (4, 5033660732), (8, 2516830366), (16, 1258415183), (29, 694298032), (58, 347149016), (116, 173574508), (211, 95424848), (232, 86787254), (422, 47712424), (464, 43393627), (844, 23856212), (1688, 11928106), (3376, 5964053), (6119, 3290512), (12238, 1645256), (24476, 822628), (48952, 411314), (97904, 205657)]