20176496768735

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{3673}}^1\times {\mathrm{34439}}^1$

素因数の和:38232

約数の個数: 64

約数和(自身を含む): 26966619187200

約数和(自身を除く): 6790122418465

約数列:

[1, 5, 19, 23, 73, 95, 115, 365, 437, 1387, 1679, 2185, 3673, 6935, 8395, 18365, 31901, 34439, 69787, 84479, 159505, 172195, 268129, 348935, 422395, 654341, 792097, 1340645, 1605101, 2514047, 3271705, 3960485, 5094451, 6166967, 8025505, 12570235, 15049843, 25472255, 30834835, 47766893, 57823081, 75249215, 117172373, 126494447, 238834465, 289115405, 585861865, 632472235, 1098638539, 2403394493, 2909372281, 5493192695, 9234094631, 12016972465, 14546861405, 46170473155, 55278073339, 175447797989, 212384176513, 276390366695, 877238989945, 1061920882565, 4035299353747, 20176496768735]

約数ペア:

[(1, 20176496768735), (5, 4035299353747), (19, 1061920882565), (23, 877238989945), (73, 276390366695), (95, 212384176513), (115, 175447797989), (365, 55278073339), (437, 46170473155), (1387, 14546861405), (1679, 12016972465), (2185, 9234094631), (3673, 5493192695), (6935, 2909372281), (8395, 2403394493), (18365, 1098638539), (31901, 632472235), (34439, 585861865), (69787, 289115405), (84479, 238834465), (159505, 126494447), (172195, 117172373), (268129, 75249215), (348935, 57823081), (422395, 47766893), (654341, 30834835), (792097, 25472255), (1340645, 15049843), (1605101, 12570235), (2514047, 8025505), (3271705, 6166967), (3960485, 5094451)]