20158809616

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{5741}}^1$

素因数の和:6112

約数の個数: 80

約数和(自身を含む): 43369831296

約数和(自身を除く): 23211021680

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 142, 176, 281, 284, 562, 568, 781, 1124, 1136, 1562, 2248, 3091, 3124, 4496, 5741, 6182, 6248, 11482, 12364, 12496, 19951, 22964, 24728, 39902, 45928, 49456, 63151, 79804, 91856, 126302, 159608, 219461, 252604, 319216, 407611, 438922, 505208, 815222, 877844, 1010416, 1613221, 1630444, 1755688, 3226442, 3260888, 3511376, 4483721, 6452884, 6521776, 8967442, 12905768, 17745431, 17934884, 25811536, 35490862, 35869768, 70981724, 71739536, 114538691, 141963448, 229077382, 283926896, 458154764, 916309528, 1259925601, 1832619056, 2519851202, 5039702404, 10079404808, 20158809616]

約数ペア:

[(1, 20158809616), (2, 10079404808), (4, 5039702404), (8, 2519851202), (11, 1832619056), (16, 1259925601), (22, 916309528), (44, 458154764), (71, 283926896), (88, 229077382), (142, 141963448), (176, 114538691), (281, 71739536), (284, 70981724), (562, 35869768), (568, 35490862), (781, 25811536), (1124, 17934884), (1136, 17745431), (1562, 12905768), (2248, 8967442), (3091, 6521776), (3124, 6452884), (4496, 4483721), (5741, 3511376), (6182, 3260888), (6248, 3226442), (11482, 1755688), (12364, 1630444), (12496, 1613221), (19951, 1010416), (22964, 877844), (24728, 815222), (39902, 505208), (45928, 438922), (49456, 407611), (63151, 319216), (79804, 252604), (91856, 219461), (126302, 159608)]