664923784

素因数分解:

$2^3\times 7^1\times {\mathrm{593}}^1\times {\mathrm{20023}}^1$

素因数の和:20629

約数の個数: 32

約数和(自身を含む): 1427310720

約数和(自身を除く): 762386936

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 593, 1186, 2372, 4151, 4744, 8302, 16604, 20023, 33208, 40046, 80092, 140161, 160184, 280322, 560644, 1121288, 11873639, 23747278, 47494556, 83115473, 94989112, 166230946, 332461892, 664923784]

約数ペア:

[(1, 664923784), (2, 332461892), (4, 166230946), (7, 94989112), (8, 83115473), (14, 47494556), (28, 23747278), (56, 11873639), (593, 1121288), (1186, 560644), (2372, 280322), (4151, 160184), (4744, 140161), (8302, 80092), (16604, 40046), (20023, 33208)]