19774668

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2017}}^1$

素因数の和:2086

約数の個数: 48

約数和(自身を含む): 49723520

約数和(自身を除く): 29948852

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 43, 57, 76, 86, 114, 129, 172, 228, 258, 516, 817, 1634, 2017, 2451, 3268, 4034, 4902, 6051, 8068, 9804, 12102, 24204, 38323, 76646, 86731, 114969, 153292, 173462, 229938, 260193, 346924, 459876, 520386, 1040772, 1647889, 3295778, 4943667, 6591556, 9887334, 19774668]

約数ペア:

[(1, 19774668), (2, 9887334), (3, 6591556), (4, 4943667), (6, 3295778), (12, 1647889), (19, 1040772), (38, 520386), (43, 459876), (57, 346924), (76, 260193), (86, 229938), (114, 173462), (129, 153292), (172, 114969), (228, 86731), (258, 76646), (516, 38323), (817, 24204), (1634, 12102), (2017, 9804), (2451, 8068), (3268, 6051), (4034, 4902)]