20145656568

素因数分解:

$2^3\times 3^1\times {\mathrm{281}}^1\times {\mathrm{449}}^1\times {\mathrm{6653}}^1$

素因数の和:7392

約数の個数: 64

約数和(自身を含む): 50663556000

約数和(自身を除く): 30517899432

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 281, 449, 562, 843, 898, 1124, 1347, 1686, 1796, 2248, 2694, 3372, 3592, 5388, 6653, 6744, 10776, 13306, 19959, 26612, 39918, 53224, 79836, 126169, 159672, 252338, 378507, 504676, 757014, 1009352, 1514028, 1869493, 2987197, 3028056, 3738986, 5608479, 5974394, 7477972, 8961591, 11216958, 11948788, 14955944, 17923182, 22433916, 23897576, 35846364, 44867832, 71692728, 839402357, 1678804714, 2518207071, 3357609428, 5036414142, 6715218856, 10072828284, 20145656568]

約数ペア:

[(1, 20145656568), (2, 10072828284), (3, 6715218856), (4, 5036414142), (6, 3357609428), (8, 2518207071), (12, 1678804714), (24, 839402357), (281, 71692728), (449, 44867832), (562, 35846364), (843, 23897576), (898, 22433916), (1124, 17923182), (1347, 14955944), (1686, 11948788), (1796, 11216958), (2248, 8961591), (2694, 7477972), (3372, 5974394), (3592, 5608479), (5388, 3738986), (6653, 3028056), (6744, 2987197), (10776, 1869493), (13306, 1514028), (19959, 1009352), (26612, 757014), (39918, 504676), (53224, 378507), (79836, 252338), (126169, 159672)]