19227408044

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1\times {\mathrm{11863}}^1$

素因数の和:12390

約数の個数: 48

約数和(自身を含む): 36833448960

約数和(自身を除く): 17606040916

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 439, 878, 923, 1756, 1846, 3692, 5707, 11414, 11863, 22828, 23726, 31169, 47452, 62338, 124676, 154219, 308438, 405197, 616876, 810394, 842273, 1620788, 1684546, 3369092, 5207857, 10415714, 10949549, 20831428, 21899098, 43798196, 67702141, 135404282, 270808564, 369757847, 739515694, 1479031388, 4806852011, 9613704022, 19227408044]

約数ペア:

[(1, 19227408044), (2, 9613704022), (4, 4806852011), (13, 1479031388), (26, 739515694), (52, 369757847), (71, 270808564), (142, 135404282), (284, 67702141), (439, 43798196), (878, 21899098), (923, 20831428), (1756, 10949549), (1846, 10415714), (3692, 5207857), (5707, 3369092), (11414, 1684546), (11863, 1620788), (22828, 842273), (23726, 810394), (31169, 616876), (47452, 405197), (62338, 308438), (124676, 154219)]