18400208

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{60527}}^1$

素因数の和:60554

約数の個数: 20

約数和(自身を含む): 37527360

約数和(自身を除く): 19127152

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 60527, 121054, 242108, 484216, 968432, 1150013, 2300026, 4600052, 9200104, 18400208]

約数ペア:

[(1, 18400208), (2, 9200104), (4, 4600052), (8, 2300026), (16, 1150013), (19, 968432), (38, 484216), (76, 242108), (152, 121054), (304, 60527)]