20204951212

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{229}}^1\times {\mathrm{401}}^1\times {\mathrm{821}}^1$

素因数の和:1522

約数の個数: 48

約数和(自身を含む): 36177009120

約数和(自身を除く): 15972057908

約数列:

[1, 2, 4, 67, 134, 229, 268, 401, 458, 802, 821, 916, 1604, 1642, 3284, 15343, 26867, 30686, 53734, 55007, 61372, 91829, 107468, 110014, 183658, 188009, 220028, 329221, 367316, 376018, 658442, 752036, 1316884, 6152543, 12305086, 12596603, 22057807, 24610172, 25193206, 44115614, 50386412, 75391609, 88231228, 150783218, 301566436, 5051237803, 10102475606, 20204951212]

約数ペア:

[(1, 20204951212), (2, 10102475606), (4, 5051237803), (67, 301566436), (134, 150783218), (229, 88231228), (268, 75391609), (401, 50386412), (458, 44115614), (802, 25193206), (821, 24610172), (916, 22057807), (1604, 12596603), (1642, 12305086), (3284, 6152543), (15343, 1316884), (26867, 752036), (30686, 658442), (53734, 376018), (55007, 367316), (61372, 329221), (91829, 220028), (107468, 188009), (110014, 183658)]