20199932942

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{457903}}^1$

素因数の和:458072

約数の個数: 32

約数和(自身を含む): 36397873152

約数和(自身を除く): 16197940210

約数列:

[1, 2, 7, 14, 23, 46, 137, 161, 274, 322, 959, 1918, 3151, 6302, 22057, 44114, 457903, 915806, 3205321, 6410642, 10531769, 21063538, 62732711, 73722383, 125465422, 147444766, 439128977, 878257954, 1442852353, 2885704706, 10099966471, 20199932942]

約数ペア:

[(1, 20199932942), (2, 10099966471), (7, 2885704706), (14, 1442852353), (23, 878257954), (46, 439128977), (137, 147444766), (161, 125465422), (274, 73722383), (322, 62732711), (959, 21063538), (1918, 10531769), (3151, 6410642), (6302, 3205321), (22057, 915806), (44114, 457903)]