19489162

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:307

約数の個数: 48

約数和(自身を含む): 37674720

約数和(自身を除く): 18185558

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 101, 154, 179, 202, 358, 539, 707, 1078, 1111, 1253, 1414, 1969, 2222, 2506, 3938, 4949, 7777, 8771, 9898, 13783, 15554, 17542, 18079, 27566, 36158, 54439, 96481, 108878, 126553, 192962, 198869, 253106, 397738, 885871, 1392083, 1771742, 2784166, 9744581, 19489162]

約数ペア:

[(1, 19489162), (2, 9744581), (7, 2784166), (11, 1771742), (14, 1392083), (22, 885871), (49, 397738), (77, 253106), (98, 198869), (101, 192962), (154, 126553), (179, 108878), (202, 96481), (358, 54439), (539, 36158), (707, 27566), (1078, 18079), (1111, 17542), (1253, 15554), (1414, 13783), (1969, 9898), (2222, 8771), (2506, 7777), (3938, 4949)]