2013981893

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{9239}}^1$

素因数の和:9425

約数の個数: 32

約数和(自身を含む): 2661120000

約数和(自身を除く): 647138107

約数列:

[1, 7, 11, 19, 77, 133, 149, 209, 1043, 1463, 1639, 2831, 9239, 11473, 19817, 31141, 64673, 101629, 175541, 217987, 711403, 1228787, 1376611, 1930951, 9636277, 13516657, 15142721, 26155609, 105999047, 183089263, 287711699, 2013981893]

約数ペア:

[(1, 2013981893), (7, 287711699), (11, 183089263), (19, 105999047), (77, 26155609), (133, 15142721), (149, 13516657), (209, 9636277), (1043, 1930951), (1463, 1376611), (1639, 1228787), (2831, 711403), (9239, 217987), (11473, 175541), (19817, 101629), (31141, 64673)]