18557892

素因数分解:

$2^2\times 3^2\times {\mathrm{277}}^1\times {\mathrm{1861}}^1$

素因数の和:2148

約数の個数: 36

約数和(自身を含む): 47104876

約数和(自身を除く): 28546984

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 277, 554, 831, 1108, 1662, 1861, 2493, 3324, 3722, 4986, 5583, 7444, 9972, 11166, 16749, 22332, 33498, 66996, 515497, 1030994, 1546491, 2061988, 3092982, 4639473, 6185964, 9278946, 18557892]

約数ペア:

[(1, 18557892), (2, 9278946), (3, 6185964), (4, 4639473), (6, 3092982), (9, 2061988), (12, 1546491), (18, 1030994), (36, 515497), (277, 66996), (554, 33498), (831, 22332), (1108, 16749), (1662, 11166), (1861, 9972), (2493, 7444), (3324, 5583), (3722, 4986)]