20171910536

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{457}}^1\times {\mathrm{77711}}^1$

素因数の和:78245

約数の個数: 32

約数和(自身を含む): 38439463680

約数和(自身を除く): 18267553144

約数列:

[1, 2, 4, 8, 71, 142, 284, 457, 568, 914, 1828, 3656, 32447, 64894, 77711, 129788, 155422, 259576, 310844, 621688, 5517481, 11034962, 22069924, 35513927, 44139848, 71027854, 142055708, 284111416, 2521488817, 5042977634, 10085955268, 20171910536]

約数ペア:

[(1, 20171910536), (2, 10085955268), (4, 5042977634), (8, 2521488817), (71, 284111416), (142, 142055708), (284, 71027854), (457, 44139848), (568, 35513927), (914, 22069924), (1828, 11034962), (3656, 5517481), (32447, 621688), (64894, 310844), (77711, 259576), (129788, 155422)]