20155827874

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{832679}}^1$

素因数の和:832727

約数の個数: 48

約数和(自身を含む): 39868718400

約数和(自身を除く): 19712890526

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 49, 91, 98, 133, 182, 247, 266, 494, 637, 931, 1274, 1729, 1862, 3458, 12103, 24206, 832679, 1665358, 5828753, 10824827, 11657506, 15820901, 21649654, 31641802, 40801271, 75773789, 81602542, 110746307, 151547578, 205671713, 221492614, 411343426, 530416523, 775224149, 1060833046, 1439701991, 1550448298, 2879403982, 10077913937, 20155827874]

約数ペア:

[(1, 20155827874), (2, 10077913937), (7, 2879403982), (13, 1550448298), (14, 1439701991), (19, 1060833046), (26, 775224149), (38, 530416523), (49, 411343426), (91, 221492614), (98, 205671713), (133, 151547578), (182, 110746307), (247, 81602542), (266, 75773789), (494, 40801271), (637, 31641802), (931, 21649654), (1274, 15820901), (1729, 11657506), (1862, 10824827), (3458, 5828753), (12103, 1665358), (24206, 832679)]