19276972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{503}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 40303872

約数和(自身を除く): 21026900

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 67, 134, 143, 268, 286, 503, 572, 737, 871, 1006, 1474, 1742, 2012, 2948, 3484, 5533, 6539, 9581, 11066, 13078, 19162, 22132, 26156, 33701, 38324, 67402, 71929, 134804, 143858, 287716, 370711, 438113, 741422, 876226, 1482844, 1752452, 4819243, 9638486, 19276972]

約数ペア:

[(1, 19276972), (2, 9638486), (4, 4819243), (11, 1752452), (13, 1482844), (22, 876226), (26, 741422), (44, 438113), (52, 370711), (67, 287716), (134, 143858), (143, 134804), (268, 71929), (286, 67402), (503, 38324), (572, 33701), (737, 26156), (871, 22132), (1006, 19162), (1474, 13078), (1742, 11066), (2012, 9581), (2948, 6539), (3484, 5533)]