18781696369

素因数分解:

${\mathrm{109}}^1\times {\mathrm{211}}^1\times {\mathrm{419}}^1\times {\mathrm{1949}}^1$

素因数の和:2688

約数の個数: 16

約数和(自身を含む): 19099080000

約数和(自身を除く): 317383631

約数列:

[1, 109, 211, 419, 1949, 22999, 45671, 88409, 212441, 411239, 816631, 9636581, 44825051, 89012779, 172309141, 18781696369]

約数ペア:

[(1, 18781696369), (109, 172309141), (211, 89012779), (419, 44825051), (1949, 9636581), (22999, 816631), (45671, 411239), (88409, 212441)]