1890128

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{6949}}^1$

素因数の和:6974

約数の個数: 20

約数和(自身を含む): 3878100

約数和(自身を除く): 1987972

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 6949, 13898, 27796, 55592, 111184, 118133, 236266, 472532, 945064, 1890128]

約数ペア:

[(1, 1890128), (2, 945064), (4, 472532), (8, 236266), (16, 118133), (17, 111184), (34, 55592), (68, 27796), (136, 13898), (272, 6949)]