201218816

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1009}}^1$

素因数の和:1085

約数の個数: 72

約数和(自身を含む): 433532400

約数和(自身を除く): 232313584

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 41, 64, 76, 82, 128, 152, 164, 256, 304, 328, 608, 656, 779, 1009, 1216, 1312, 1558, 2018, 2432, 2624, 3116, 4036, 4864, 5248, 6232, 8072, 10496, 12464, 16144, 19171, 24928, 32288, 38342, 41369, 49856, 64576, 76684, 82738, 99712, 129152, 153368, 165476, 199424, 258304, 306736, 330952, 613472, 661904, 786011, 1226944, 1323808, 1572022, 2453888, 2647616, 3144044, 4907776, 5295232, 6288088, 10590464, 12576176, 25152352, 50304704, 100609408, 201218816]

約数ペア:

[(1, 201218816), (2, 100609408), (4, 50304704), (8, 25152352), (16, 12576176), (19, 10590464), (32, 6288088), (38, 5295232), (41, 4907776), (64, 3144044), (76, 2647616), (82, 2453888), (128, 1572022), (152, 1323808), (164, 1226944), (256, 786011), (304, 661904), (328, 613472), (608, 330952), (656, 306736), (779, 258304), (1009, 199424), (1216, 165476), (1312, 153368), (1558, 129152), (2018, 99712), (2432, 82738), (2624, 76684), (3116, 64576), (4036, 49856), (4864, 41369), (5248, 38342), (6232, 32288), (8072, 24928), (10496, 19171), (12464, 16144)]