20263362

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{439}}^1$

素因数の和:615

約数の個数: 48

約数和(自身を含む): 47551680

約数和(自身を除く): 27288318

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 157, 294, 314, 439, 471, 878, 942, 1099, 1317, 2198, 2634, 3073, 3297, 6146, 6594, 7693, 9219, 15386, 18438, 21511, 23079, 43022, 46158, 64533, 68923, 129066, 137846, 206769, 413538, 482461, 964922, 1447383, 2894766, 3377227, 6754454, 10131681, 20263362]

約数ペア:

[(1, 20263362), (2, 10131681), (3, 6754454), (6, 3377227), (7, 2894766), (14, 1447383), (21, 964922), (42, 482461), (49, 413538), (98, 206769), (147, 137846), (157, 129066), (294, 68923), (314, 64533), (439, 46158), (471, 43022), (878, 23079), (942, 21511), (1099, 18438), (1317, 15386), (2198, 9219), (2634, 7693), (3073, 6594), (3297, 6146)]