20761282136

素因数分解:

$2^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{683}}^1\times {\mathrm{3643}}^1$

素因数の和:4488

約数の個数: 64

約数和(自身を含む): 44864928000

約数和(自身を除く): 24103645864

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 149, 298, 596, 683, 1043, 1192, 1366, 2086, 2732, 3643, 4172, 4781, 5464, 7286, 8344, 9562, 14572, 19124, 25501, 29144, 38248, 51002, 101767, 102004, 203534, 204008, 407068, 542807, 712369, 814136, 1085614, 1424738, 2171228, 2488169, 2849476, 3799649, 4342456, 4976338, 5698952, 7599298, 9952676, 15198596, 17417183, 19905352, 30397192, 34834366, 69668732, 139337464, 370737181, 741474362, 1482948724, 2595160267, 2965897448, 5190320534, 10380641068, 20761282136]

約数ペア:

[(1, 20761282136), (2, 10380641068), (4, 5190320534), (7, 2965897448), (8, 2595160267), (14, 1482948724), (28, 741474362), (56, 370737181), (149, 139337464), (298, 69668732), (596, 34834366), (683, 30397192), (1043, 19905352), (1192, 17417183), (1366, 15198596), (2086, 9952676), (2732, 7599298), (3643, 5698952), (4172, 4976338), (4781, 4342456), (5464, 3799649), (7286, 2849476), (8344, 2488169), (9562, 2171228), (14572, 1424738), (19124, 1085614), (25501, 814136), (29144, 712369), (38248, 542807), (51002, 407068), (101767, 204008), (102004, 203534)]