981297712

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{38891}}^1$

素因数の和:39001

約数の個数: 40

約数和(自身を含む): 2025495360

約数和(自身を除く): 1044197648

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 83, 152, 166, 304, 332, 664, 1328, 1577, 3154, 6308, 12616, 25232, 38891, 77782, 155564, 311128, 622256, 738929, 1477858, 2955716, 3227953, 5911432, 6455906, 11822864, 12911812, 25823624, 51647248, 61331107, 122662214, 245324428, 490648856, 981297712]

約数ペア:

[(1, 981297712), (2, 490648856), (4, 245324428), (8, 122662214), (16, 61331107), (19, 51647248), (38, 25823624), (76, 12911812), (83, 11822864), (152, 6455906), (166, 5911432), (304, 3227953), (332, 2955716), (664, 1477858), (1328, 738929), (1577, 622256), (3154, 311128), (6308, 155564), (12616, 77782), (25232, 38891)]