18787756

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5923}}^1$

素因数の和:6001

約数の個数: 24

約数和(自身を含む): 35994224

約数和(自身を除く): 17206468

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 5923, 11846, 23692, 76999, 153998, 307996, 361303, 722606, 1445212, 4696939, 9393878, 18787756]

約数ペア:

[(1, 18787756), (2, 9393878), (4, 4696939), (13, 1445212), (26, 722606), (52, 361303), (61, 307996), (122, 153998), (244, 76999), (793, 23692), (1586, 11846), (3172, 5923)]