2018784352

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{255413}}^1$

素因数の和:255455

約数の個数: 48

約数和(自身を含む): 4505502960

約数和(自身を除く): 2486718608

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3952, 7904, 255413, 510826, 1021652, 2043304, 3320369, 4086608, 4852847, 6640738, 8173216, 9705694, 13281476, 19411388, 26562952, 38822776, 53125904, 63087011, 77645552, 106251808, 126174022, 155291104, 252348044, 504696088, 1009392176, 2018784352]

約数ペア:

[(1, 2018784352), (2, 1009392176), (4, 504696088), (8, 252348044), (13, 155291104), (16, 126174022), (19, 106251808), (26, 77645552), (32, 63087011), (38, 53125904), (52, 38822776), (76, 26562952), (104, 19411388), (152, 13281476), (208, 9705694), (247, 8173216), (304, 6640738), (416, 4852847), (494, 4086608), (608, 3320369), (988, 2043304), (1976, 1021652), (3952, 510826), (7904, 255413)]