219728528

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{193423}}^1$

素因数の和:193502

約数の個数: 20

約数和(自身を含む): 431722368

約数和(自身を除く): 211993840

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 193423, 386846, 773692, 1547384, 3094768, 13733033, 27466066, 54932132, 109864264, 219728528]

約数ペア:

[(1, 219728528), (2, 109864264), (4, 54932132), (8, 27466066), (16, 13733033), (71, 3094768), (142, 1547384), (284, 773692), (568, 386846), (1136, 193423)]