20164054672

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{3701}}^1\times {\mathrm{7919}}^1$

素因数の和:11671

約数の個数: 40

約数和(自身を含む): 39992261760

約数和(自身を除く): 19828207088

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 3701, 7402, 7919, 14804, 15838, 29608, 31676, 59216, 63352, 126704, 159143, 318286, 340517, 636572, 681034, 1273144, 1362068, 2546288, 2724136, 5448272, 29308219, 58616438, 117232876, 234465752, 468931504, 1260253417, 2520506834, 5041013668, 10082027336, 20164054672]

約数ペア:

[(1, 20164054672), (2, 10082027336), (4, 5041013668), (8, 2520506834), (16, 1260253417), (43, 468931504), (86, 234465752), (172, 117232876), (344, 58616438), (688, 29308219), (3701, 5448272), (7402, 2724136), (7919, 2546288), (14804, 1362068), (15838, 1273144), (29608, 681034), (31676, 636572), (59216, 340517), (63352, 318286), (126704, 159143)]