20129126972848

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{179}}^1\times {\mathrm{223}}^1\times {\mathrm{240589}}^1$

素因数の和:241130

約数の個数: 80

約数和(自身を含む): 39694809369600

約数和(自身を除く): 19565682396752

約数列:

[1, 2, 4, 8, 16, 131, 179, 223, 262, 358, 446, 524, 716, 892, 1048, 1432, 1784, 2096, 2864, 3568, 23449, 29213, 39917, 46898, 58426, 79834, 93796, 116852, 159668, 187592, 233704, 240589, 319336, 375184, 467408, 481178, 638672, 962356, 1924712, 3849424, 5229127, 10458254, 20916508, 31517159, 41833016, 43065431, 53651347, 63034318, 83666032, 86130862, 107302694, 126068636, 172261724, 214605388, 252137272, 344523448, 429210776, 504274544, 689046896, 858421552, 5641571461, 7028326457, 9603591113, 11283142922, 14056652914, 19207182226, 22566285844, 28113305828, 38414364452, 45132571688, 56226611656, 76828728904, 90265143376, 112453223312, 153657457808, 1258070435803, 2516140871606, 5032281743212, 10064563486424, 20129126972848]

約数ペア:

[(1, 20129126972848), (2, 10064563486424), (4, 5032281743212), (8, 2516140871606), (16, 1258070435803), (131, 153657457808), (179, 112453223312), (223, 90265143376), (262, 76828728904), (358, 56226611656), (446, 45132571688), (524, 38414364452), (716, 28113305828), (892, 22566285844), (1048, 19207182226), (1432, 14056652914), (1784, 11283142922), (2096, 9603591113), (2864, 7028326457), (3568, 5641571461), (23449, 858421552), (29213, 689046896), (39917, 504274544), (46898, 429210776), (58426, 344523448), (79834, 252137272), (93796, 214605388), (116852, 172261724), (159668, 126068636), (187592, 107302694), (233704, 86130862), (240589, 83666032), (319336, 63034318), (375184, 53651347), (467408, 43065431), (481178, 41833016), (638672, 31517159), (962356, 20916508), (1924712, 10458254), (3849424, 5229127)]