20803085394

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{300007}}^1$

素因数の和:300159

約数の個数: 64

約数和(自身を含む): 51610976256

約数和(自身を除く): 30807890862

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 127, 182, 254, 273, 381, 546, 762, 889, 1651, 1778, 2667, 3302, 4953, 5334, 9906, 11557, 23114, 34671, 69342, 300007, 600014, 900021, 1800042, 2100049, 3900091, 4200098, 6300147, 7800182, 11700273, 12600294, 23400546, 27300637, 38100889, 54601274, 76201778, 81901911, 114302667, 163803822, 228605334, 266706223, 495311557, 533412446, 800118669, 990623114, 1485934671, 1600237338, 2971869342, 3467180899, 6934361798, 10401542697, 20803085394]

約数ペア:

[(1, 20803085394), (2, 10401542697), (3, 6934361798), (6, 3467180899), (7, 2971869342), (13, 1600237338), (14, 1485934671), (21, 990623114), (26, 800118669), (39, 533412446), (42, 495311557), (78, 266706223), (91, 228605334), (127, 163803822), (182, 114302667), (254, 81901911), (273, 76201778), (381, 54601274), (546, 38100889), (762, 27300637), (889, 23400546), (1651, 12600294), (1778, 11700273), (2667, 7800182), (3302, 6300147), (4953, 4200098), (5334, 3900091), (9906, 2100049), (11557, 1800042), (23114, 900021), (34671, 600014), (69342, 300007)]