9980168

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 22118400

約数和(自身を除く): 12138232

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 47, 76, 88, 94, 127, 152, 188, 209, 254, 376, 418, 508, 517, 836, 893, 1016, 1034, 1397, 1672, 1786, 2068, 2413, 2794, 3572, 4136, 4826, 5588, 5969, 7144, 9652, 9823, 11176, 11938, 19304, 19646, 23876, 26543, 39292, 47752, 53086, 65659, 78584, 106172, 113411, 131318, 212344, 226822, 262636, 453644, 525272, 907288, 1247521, 2495042, 4990084, 9980168]

約数ペア:

[(1, 9980168), (2, 4990084), (4, 2495042), (8, 1247521), (11, 907288), (19, 525272), (22, 453644), (38, 262636), (44, 226822), (47, 212344), (76, 131318), (88, 113411), (94, 106172), (127, 78584), (152, 65659), (188, 53086), (209, 47752), (254, 39292), (376, 26543), (418, 23876), (508, 19646), (517, 19304), (836, 11938), (893, 11176), (1016, 9823), (1034, 9652), (1397, 7144), (1672, 5969), (1786, 5588), (2068, 4826), (2413, 4136), (2794, 3572)]