220996904

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1453927}}^1$

素因数の和:1453952

約数の個数: 16

約数和(自身を含む): 436178400

約数和(自身を除く): 215181496

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1453927, 2907854, 5815708, 11631416, 27624613, 55249226, 110498452, 220996904]

約数ペア:

[(1, 220996904), (2, 110498452), (4, 55249226), (8, 27624613), (19, 11631416), (38, 5815708), (76, 2907854), (152, 1453927)]