18930737704

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{379}}^1\times {\mathrm{881}}^1$

素因数の和:1658

約数の個数: 64

約数和(自身を含む): 37604952000

約数和(自身を除く): 18674214296

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 373, 379, 746, 758, 881, 1492, 1516, 1762, 2984, 3032, 3524, 7048, 7087, 7201, 14174, 14402, 16739, 28348, 28804, 33478, 56696, 57608, 66956, 133912, 141367, 282734, 328613, 333899, 565468, 657226, 667798, 1130936, 1314452, 1335596, 2628904, 2671192, 2685973, 5371946, 6243647, 6344081, 10743892, 12487294, 12688162, 21487784, 24974588, 25376324, 49949176, 50752648, 124544327, 249088654, 498177308, 996354616, 2366342213, 4732684426, 9465368852, 18930737704]

約数ペア:

[(1, 18930737704), (2, 9465368852), (4, 4732684426), (8, 2366342213), (19, 996354616), (38, 498177308), (76, 249088654), (152, 124544327), (373, 50752648), (379, 49949176), (746, 25376324), (758, 24974588), (881, 21487784), (1492, 12688162), (1516, 12487294), (1762, 10743892), (2984, 6344081), (3032, 6243647), (3524, 5371946), (7048, 2685973), (7087, 2671192), (7201, 2628904), (14174, 1335596), (14402, 1314452), (16739, 1130936), (28348, 667798), (28804, 657226), (33478, 565468), (56696, 333899), (57608, 328613), (66956, 282734), (133912, 141367)]