20554498902

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1\times {\mathrm{23027}}^1$

素因数の和:23493

約数の個数: 64

約数和(自身を含む): 47989615104

約数和(自身を除く): 27435116202

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 401, 742, 802, 1113, 1203, 2226, 2406, 2807, 5614, 8421, 16842, 21253, 23027, 42506, 46054, 63759, 69081, 127518, 138162, 148771, 161189, 297542, 322378, 446313, 483567, 892626, 967134, 1220431, 2440862, 3661293, 7322586, 8543017, 9233827, 17086034, 18467654, 25629051, 27701481, 51258102, 55402962, 64636789, 129273578, 193910367, 387820734, 489392831, 978785662, 1468178493, 2936356986, 3425749817, 6851499634, 10277249451, 20554498902]

約数ペア:

[(1, 20554498902), (2, 10277249451), (3, 6851499634), (6, 3425749817), (7, 2936356986), (14, 1468178493), (21, 978785662), (42, 489392831), (53, 387820734), (106, 193910367), (159, 129273578), (318, 64636789), (371, 55402962), (401, 51258102), (742, 27701481), (802, 25629051), (1113, 18467654), (1203, 17086034), (2226, 9233827), (2406, 8543017), (2807, 7322586), (5614, 3661293), (8421, 2440862), (16842, 1220431), (21253, 967134), (23027, 892626), (42506, 483567), (46054, 446313), (63759, 322378), (69081, 297542), (127518, 161189), (138162, 148771)]