17981944

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{751}}^1$

素因数の和:871

約数の個数: 32

約数和(自身を含む): 35058240

約数和(自身を除く): 17076296

約数列:

[1, 2, 4, 8, 41, 73, 82, 146, 164, 292, 328, 584, 751, 1502, 2993, 3004, 5986, 6008, 11972, 23944, 30791, 54823, 61582, 109646, 123164, 219292, 246328, 438584, 2247743, 4495486, 8990972, 17981944]

約数ペア:

[(1, 17981944), (2, 8990972), (4, 4495486), (8, 2247743), (41, 438584), (73, 246328), (82, 219292), (146, 123164), (164, 109646), (292, 61582), (328, 54823), (584, 30791), (751, 23944), (1502, 11972), (2993, 6008), (3004, 5986)]