19205121660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1\times {\mathrm{16553}}^1$

素因数の和:16943

約数の個数: 96

約数和(自身を含む): 54831615552

約数和(自身を除く): 35626493892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 317, 366, 610, 634, 732, 915, 951, 1220, 1268, 1585, 1830, 1902, 3170, 3660, 3804, 4755, 6340, 9510, 16553, 19020, 19337, 33106, 38674, 49659, 58011, 66212, 77348, 82765, 96685, 99318, 116022, 165530, 193370, 198636, 232044, 248295, 290055, 331060, 386740, 496590, 580110, 993180, 1009733, 1160220, 2019466, 3029199, 4038932, 5048665, 5247301, 6058398, 10097330, 10494602, 12116796, 15145995, 15741903, 20194660, 20989204, 26236505, 30291990, 31483806, 52473010, 60583980, 62967612, 78709515, 104946020, 157419030, 314838060, 320085361, 640170722, 960256083, 1280341444, 1600426805, 1920512166, 3200853610, 3841024332, 4801280415, 6401707220, 9602560830, 19205121660]

約数ペア:

[(1, 19205121660), (2, 9602560830), (3, 6401707220), (4, 4801280415), (5, 3841024332), (6, 3200853610), (10, 1920512166), (12, 1600426805), (15, 1280341444), (20, 960256083), (30, 640170722), (60, 320085361), (61, 314838060), (122, 157419030), (183, 104946020), (244, 78709515), (305, 62967612), (317, 60583980), (366, 52473010), (610, 31483806), (634, 30291990), (732, 26236505), (915, 20989204), (951, 20194660), (1220, 15741903), (1268, 15145995), (1585, 12116796), (1830, 10494602), (1902, 10097330), (3170, 6058398), (3660, 5247301), (3804, 5048665), (4755, 4038932), (6340, 3029199), (9510, 2019466), (16553, 1160220), (19020, 1009733), (19337, 993180), (33106, 580110), (38674, 496590), (49659, 386740), (58011, 331060), (66212, 290055), (77348, 248295), (82765, 232044), (96685, 198636), (99318, 193370), (116022, 165530)]