179887972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{2011}}^1$

素因数の和:2152

約数の個数: 48

約数和(自身を含む): 365057280

約数和(自身を除く): 185169308

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 107, 209, 214, 418, 428, 836, 1177, 2011, 2033, 2354, 4022, 4066, 4708, 8044, 8132, 22121, 22363, 38209, 44242, 44726, 76418, 88484, 89452, 152836, 215177, 420299, 430354, 840598, 860708, 1681196, 2366947, 4088363, 4733894, 8176726, 9467788, 16353452, 44971993, 89943986, 179887972]

約数ペア:

[(1, 179887972), (2, 89943986), (4, 44971993), (11, 16353452), (19, 9467788), (22, 8176726), (38, 4733894), (44, 4088363), (76, 2366947), (107, 1681196), (209, 860708), (214, 840598), (418, 430354), (428, 420299), (836, 215177), (1177, 152836), (2011, 89452), (2033, 88484), (2354, 76418), (4022, 44726), (4066, 44242), (4708, 38209), (8044, 22363), (8132, 22121)]