19717896

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3931}}^1$

素因数の和:3970

約数の個数: 64

約数和(自身を含む): 56620800

約数和(自身を除く): 36902904

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 38, 44, 57, 66, 76, 88, 114, 132, 152, 209, 228, 264, 418, 456, 627, 836, 1254, 1672, 2508, 3931, 5016, 7862, 11793, 15724, 23586, 31448, 43241, 47172, 74689, 86482, 94344, 129723, 149378, 172964, 224067, 259446, 298756, 345928, 448134, 518892, 597512, 821579, 896268, 1037784, 1643158, 1792536, 2464737, 3286316, 4929474, 6572632, 9858948, 19717896]

約数ペア:

[(1, 19717896), (2, 9858948), (3, 6572632), (4, 4929474), (6, 3286316), (8, 2464737), (11, 1792536), (12, 1643158), (19, 1037784), (22, 896268), (24, 821579), (33, 597512), (38, 518892), (44, 448134), (57, 345928), (66, 298756), (76, 259446), (88, 224067), (114, 172964), (132, 149378), (152, 129723), (209, 94344), (228, 86482), (264, 74689), (418, 47172), (456, 43241), (627, 31448), (836, 23586), (1254, 15724), (1672, 11793), (2508, 7862), (3931, 5016)]