20163598

素因数分解:

$2^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:79

約数の個数: 80

約数和(自身を含む): 42351120

約数和(自身を除く): 22187522

約数列:

[1, 2, 7, 13, 14, 17, 19, 26, 34, 38, 49, 91, 98, 119, 133, 182, 221, 238, 247, 266, 323, 343, 442, 494, 637, 646, 686, 833, 931, 1274, 1547, 1666, 1729, 1862, 2261, 2401, 3094, 3458, 4199, 4459, 4522, 4802, 5831, 6517, 8398, 8918, 10829, 11662, 12103, 13034, 15827, 21658, 24206, 29393, 31213, 31654, 40817, 45619, 58786, 62426, 75803, 81634, 84721, 91238, 110789, 151606, 169442, 205751, 221578, 411502, 530621, 593047, 775523, 1061242, 1186094, 1440257, 1551046, 2880514, 10081799, 20163598]

約数ペア:

[(1, 20163598), (2, 10081799), (7, 2880514), (13, 1551046), (14, 1440257), (17, 1186094), (19, 1061242), (26, 775523), (34, 593047), (38, 530621), (49, 411502), (91, 221578), (98, 205751), (119, 169442), (133, 151606), (182, 110789), (221, 91238), (238, 84721), (247, 81634), (266, 75803), (323, 62426), (343, 58786), (442, 45619), (494, 40817), (637, 31654), (646, 31213), (686, 29393), (833, 24206), (931, 21658), (1274, 15827), (1547, 13034), (1666, 12103), (1729, 11662), (1862, 10829), (2261, 8918), (2401, 8398), (3094, 6517), (3458, 5831), (4199, 4802), (4459, 4522)]