219892204

素因数分解:

$2^2\times 7^2\times {\mathrm{1121899}}^1$

素因数の和:1121917

約数の個数: 18

約数和(自身を含む): 447638100

約数和(自身を除く): 227745896

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1121899, 2243798, 4487596, 7853293, 15706586, 31413172, 54973051, 109946102, 219892204]

約数ペア:

[(1, 219892204), (2, 109946102), (4, 54973051), (7, 31413172), (14, 15706586), (28, 7853293), (49, 4487596), (98, 2243798), (196, 1121899)]