221305312

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{363989}}^1$

素因数の和:364018

約数の個数: 24

約数和(自身を含む): 458627400

約数和(自身を除く): 237322088

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 363989, 727978, 1455956, 2911912, 5823824, 6915791, 11647648, 13831582, 27663164, 55326328, 110652656, 221305312]

約数ペア:

[(1, 221305312), (2, 110652656), (4, 55326328), (8, 27663164), (16, 13831582), (19, 11647648), (32, 6915791), (38, 5823824), (76, 2911912), (152, 1455956), (304, 727978), (608, 363989)]