20321796728

素因数分解:

$2^3\times {\mathrm{241}}^1\times {\mathrm{521}}^1\times {\mathrm{20231}}^1$

素因数の和:20999

約数の個数: 32

約数和(自身を含む): 38336807520

約数和(自身を除く): 18015010792

約数列:

[1, 2, 4, 8, 241, 482, 521, 964, 1042, 1928, 2084, 4168, 20231, 40462, 80924, 125561, 161848, 251122, 502244, 1004488, 4875671, 9751342, 10540351, 19502684, 21080702, 39005368, 42161404, 84322808, 2540224591, 5080449182, 10160898364, 20321796728]

約数ペア:

[(1, 20321796728), (2, 10160898364), (4, 5080449182), (8, 2540224591), (241, 84322808), (482, 42161404), (521, 39005368), (964, 21080702), (1042, 19502684), (1928, 10540351), (2084, 9751342), (4168, 4875671), (20231, 1004488), (40462, 502244), (80924, 251122), (125561, 161848)]