19364504

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{419}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 37422000

約数和(自身を除く): 18057496

約数列:

[1, 2, 4, 8, 53, 106, 109, 212, 218, 419, 424, 436, 838, 872, 1676, 3352, 5777, 11554, 22207, 23108, 44414, 45671, 46216, 88828, 91342, 177656, 182684, 365368, 2420563, 4841126, 9682252, 19364504]

約数ペア:

[(1, 19364504), (2, 9682252), (4, 4841126), (8, 2420563), (53, 365368), (106, 182684), (109, 177656), (212, 91342), (218, 88828), (419, 46216), (424, 45671), (436, 44414), (838, 23108), (872, 22207), (1676, 11554), (3352, 5777)]