1821168076

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:563

約数の個数: 96

約数和(自身を含む): 3995671680

約数和(自身を除く): 2174503604

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 109, 182, 197, 218, 233, 364, 394, 436, 466, 763, 788, 932, 1379, 1417, 1526, 1631, 2561, 2758, 2834, 3029, 3052, 3262, 5122, 5516, 5668, 6058, 6524, 9919, 10244, 12116, 17927, 19838, 21203, 21473, 25397, 35854, 39676, 42406, 42946, 45901, 50794, 71708, 84812, 85892, 91802, 101588, 150311, 177779, 183604, 279149, 300622, 321307, 330161, 355558, 558298, 596713, 601244, 642614, 660322, 711116, 1116596, 1193426, 1285228, 1320644, 1954043, 2311127, 2386852, 3908086, 4176991, 4622254, 5003209, 7816172, 8353982, 9244508, 10006418, 16707964, 20012836, 35022463, 65041717, 70044926, 130083434, 140089852, 260166868, 455292019, 910584038, 1821168076]

約数ペア:

[(1, 1821168076), (2, 910584038), (4, 455292019), (7, 260166868), (13, 140089852), (14, 130083434), (26, 70044926), (28, 65041717), (52, 35022463), (91, 20012836), (109, 16707964), (182, 10006418), (197, 9244508), (218, 8353982), (233, 7816172), (364, 5003209), (394, 4622254), (436, 4176991), (466, 3908086), (763, 2386852), (788, 2311127), (932, 1954043), (1379, 1320644), (1417, 1285228), (1526, 1193426), (1631, 1116596), (2561, 711116), (2758, 660322), (2834, 642614), (3029, 601244), (3052, 596713), (3262, 558298), (5122, 355558), (5516, 330161), (5668, 321307), (6058, 300622), (6524, 279149), (9919, 183604), (10244, 177779), (12116, 150311), (17927, 101588), (19838, 91802), (21203, 85892), (21473, 84812), (25397, 71708), (35854, 50794), (39676, 45901), (42406, 42946)]