19955352794

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2376203}}^1$

素因数の和:2376254

約数の個数: 32

約数和(自身を含む): 35928204480

約数和(自身を除く): 15972851686

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 221, 247, 323, 442, 494, 646, 4199, 8398, 2376203, 4752406, 30890639, 40395451, 45147857, 61781278, 80790902, 90295714, 525140863, 586922141, 767513569, 1050281726, 1173844282, 1535027138, 9977676397, 19955352794]

約数ペア:

[(1, 19955352794), (2, 9977676397), (13, 1535027138), (17, 1173844282), (19, 1050281726), (26, 767513569), (34, 586922141), (38, 525140863), (221, 90295714), (247, 80790902), (323, 61781278), (442, 45147857), (494, 40395451), (646, 30890639), (4199, 4752406), (8398, 2376203)]