19547164

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{647}}^1$

素因数の和:754

約数の個数: 48

約数和(自身を含む): 42674688

約数和(自身を除く): 23127524

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 83, 91, 166, 182, 332, 364, 581, 647, 1079, 1162, 1294, 2158, 2324, 2588, 4316, 4529, 7553, 8411, 9058, 15106, 16822, 18116, 30212, 33644, 53701, 58877, 107402, 117754, 214804, 235508, 375907, 698113, 751814, 1396226, 1503628, 2792452, 4886791, 9773582, 19547164]

約数ペア:

[(1, 19547164), (2, 9773582), (4, 4886791), (7, 2792452), (13, 1503628), (14, 1396226), (26, 751814), (28, 698113), (52, 375907), (83, 235508), (91, 214804), (166, 117754), (182, 107402), (332, 58877), (364, 53701), (581, 33644), (647, 30212), (1079, 18116), (1162, 16822), (1294, 15106), (2158, 9058), (2324, 8411), (2588, 7553), (4316, 4529)]