198411904

素因数分解:

$2^7\times {\mathrm{31}}^2\times {\mathrm{1613}}^1$

素因数の和:1689

約数の個数: 48

約数和(自身を含む): 408689010

約数和(自身を除く): 210277106

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 961, 992, 1613, 1922, 1984, 3226, 3844, 3968, 6452, 7688, 12904, 15376, 25808, 30752, 50003, 51616, 61504, 100006, 103232, 123008, 200012, 206464, 400024, 800048, 1550093, 1600096, 3100186, 3200192, 6200372, 6400384, 12400744, 24801488, 49602976, 99205952, 198411904]

約数ペア:

[(1, 198411904), (2, 99205952), (4, 49602976), (8, 24801488), (16, 12400744), (31, 6400384), (32, 6200372), (62, 3200192), (64, 3100186), (124, 1600096), (128, 1550093), (248, 800048), (496, 400024), (961, 206464), (992, 200012), (1613, 123008), (1922, 103232), (1984, 100006), (3226, 61504), (3844, 51616), (3968, 50003), (6452, 30752), (7688, 25808), (12904, 15376)]