19698212

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 38707200

約数和(自身を除く): 19008988

約数列:

[1, 2, 4, 19, 23, 38, 46, 59, 76, 92, 118, 191, 236, 382, 437, 764, 874, 1121, 1357, 1748, 2242, 2714, 3629, 4393, 4484, 5428, 7258, 8786, 11269, 14516, 17572, 22538, 25783, 45076, 51566, 83467, 103132, 166934, 214111, 259187, 333868, 428222, 518374, 856444, 1036748, 4924553, 9849106, 19698212]

約数ペア:

[(1, 19698212), (2, 9849106), (4, 4924553), (19, 1036748), (23, 856444), (38, 518374), (46, 428222), (59, 333868), (76, 259187), (92, 214111), (118, 166934), (191, 103132), (236, 83467), (382, 51566), (437, 45076), (764, 25783), (874, 22538), (1121, 17572), (1357, 14516), (1748, 11269), (2242, 8786), (2714, 7258), (3629, 5428), (4393, 4484)]