1648659818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^2\times {\mathrm{139}}^1$

素因数の和:403

約数の個数: 48

約数和(自身を含む): 2771667360

約数和(自身を除く): 1123007542

約数列:

[1, 2, 13, 26, 43, 86, 103, 139, 206, 278, 559, 1118, 1339, 1807, 2678, 3614, 4429, 5977, 8858, 10609, 11954, 14317, 21218, 28634, 57577, 77701, 115154, 137917, 155402, 186121, 275834, 372242, 456187, 615631, 912374, 1231262, 1474651, 2949302, 5930431, 8003203, 11860862, 16006406, 19170463, 38340926, 63409993, 126819986, 824329909, 1648659818]

約数ペア:

[(1, 1648659818), (2, 824329909), (13, 126819986), (26, 63409993), (43, 38340926), (86, 19170463), (103, 16006406), (139, 11860862), (206, 8003203), (278, 5930431), (559, 2949302), (1118, 1474651), (1339, 1231262), (1807, 912374), (2678, 615631), (3614, 456187), (4429, 372242), (5977, 275834), (8858, 186121), (10609, 155402), (11954, 137917), (14317, 115154), (21218, 77701), (28634, 57577)]