18996969607

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1217}}^1\times {\mathrm{5479}}^1$

素因数の和:6751

約数の個数: 32

約数和(自身を含む): 24349086720

約数和(自身を除く): 5352117113

約数列:

[1, 7, 11, 37, 77, 259, 407, 1217, 2849, 5479, 8519, 13387, 38353, 45029, 60269, 93709, 202723, 315203, 421883, 495319, 1419061, 2229953, 3467233, 6667943, 15609671, 46675601, 73347373, 246713891, 513431611, 1726997237, 2713852801, 18996969607]

約数ペア:

[(1, 18996969607), (7, 2713852801), (11, 1726997237), (37, 513431611), (77, 246713891), (259, 73347373), (407, 46675601), (1217, 15609671), (2849, 6667943), (5479, 3467233), (8519, 2229953), (13387, 1419061), (38353, 495319), (45029, 421883), (60269, 315203), (93709, 202723)]