201615878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{5521}}^1$

素因数の和:5604

約数の個数: 24

約数和(自身を含む): 329000760

約数和(自身を除く): 127384882

約数列:

[1, 2, 19, 31, 38, 62, 589, 961, 1178, 1922, 5521, 11042, 18259, 36518, 104899, 171151, 209798, 342302, 3251869, 5305681, 6503738, 10611362, 100807939, 201615878]

約数ペア:

[(1, 201615878), (2, 100807939), (19, 10611362), (31, 6503738), (38, 5305681), (62, 3251869), (589, 342302), (961, 209798), (1178, 171151), (1922, 104899), (5521, 36518), (11042, 18259)]