20199644396

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1\times {\mathrm{7549}}^1$

素因数の和:7974

約数の個数: 48

約数和(自身を含む): 37057574400

約数和(自身を除く): 16857930004

約数列:

[1, 2, 4, 43, 47, 86, 94, 172, 188, 331, 662, 1324, 2021, 4042, 7549, 8084, 14233, 15098, 15557, 28466, 30196, 31114, 56932, 62228, 324607, 354803, 649214, 668951, 709606, 1298428, 1337902, 1419212, 2498719, 2675804, 4997438, 9994876, 15256529, 30513058, 61026116, 107444917, 117439793, 214889834, 234879586, 429779668, 469759172, 5049911099, 10099822198, 20199644396]

約数ペア:

[(1, 20199644396), (2, 10099822198), (4, 5049911099), (43, 469759172), (47, 429779668), (86, 234879586), (94, 214889834), (172, 117439793), (188, 107444917), (331, 61026116), (662, 30513058), (1324, 15256529), (2021, 9994876), (4042, 4997438), (7549, 2675804), (8084, 2498719), (14233, 1419212), (15098, 1337902), (15557, 1298428), (28466, 709606), (30196, 668951), (31114, 649214), (56932, 354803), (62228, 324607)]