20129557749

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{859}}^1$

素因数の和:1167

約数の個数: 96

約数和(自身を含む): 33882624000

約数和(自身を除く): 13753066251

約数列:

[1, 3, 7, 21, 23, 29, 49, 69, 87, 147, 161, 203, 239, 483, 609, 667, 717, 859, 1127, 1421, 1673, 2001, 2577, 3381, 4263, 4669, 5019, 5497, 6013, 6931, 11711, 14007, 16491, 18039, 19757, 20793, 24911, 32683, 35133, 38479, 42091, 48517, 59271, 74733, 98049, 115437, 126273, 138299, 145551, 159413, 174377, 205301, 269353, 339619, 414897, 478239, 523131, 572953, 615903, 808059, 968093, 1018857, 1115891, 1220639, 1437107, 1718859, 2904279, 3347673, 3661917, 4010671, 4311321, 4721923, 5953729, 7811237, 10059749, 12032013, 14165769, 17861187, 23433711, 28074697, 30179247, 33053461, 41676103, 84224091, 99160383, 125028309, 136935767, 231374227, 291732721, 410807301, 694122681, 875198163, 958550369, 2875651107, 6709852583, 20129557749]

約数ペア:

[(1, 20129557749), (3, 6709852583), (7, 2875651107), (21, 958550369), (23, 875198163), (29, 694122681), (49, 410807301), (69, 291732721), (87, 231374227), (147, 136935767), (161, 125028309), (203, 99160383), (239, 84224091), (483, 41676103), (609, 33053461), (667, 30179247), (717, 28074697), (859, 23433711), (1127, 17861187), (1421, 14165769), (1673, 12032013), (2001, 10059749), (2577, 7811237), (3381, 5953729), (4263, 4721923), (4669, 4311321), (5019, 4010671), (5497, 3661917), (6013, 3347673), (6931, 2904279), (11711, 1718859), (14007, 1437107), (16491, 1220639), (18039, 1115891), (19757, 1018857), (20793, 968093), (24911, 808059), (32683, 615903), (35133, 572953), (38479, 523131), (42091, 478239), (48517, 414897), (59271, 339619), (74733, 269353), (98049, 205301), (115437, 174377), (126273, 159413), (138299, 145551)]