16664788

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 35239680

約数和(自身を除く): 18574892

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 113, 161, 226, 229, 322, 452, 458, 644, 791, 916, 1582, 1603, 2599, 3164, 3206, 5198, 5267, 6412, 10396, 10534, 18193, 21068, 25877, 36386, 36869, 51754, 72772, 73738, 103508, 147476, 181139, 362278, 595171, 724556, 1190342, 2380684, 4166197, 8332394, 16664788]

約数ペア:

[(1, 16664788), (2, 8332394), (4, 4166197), (7, 2380684), (14, 1190342), (23, 724556), (28, 595171), (46, 362278), (92, 181139), (113, 147476), (161, 103508), (226, 73738), (229, 72772), (322, 51754), (452, 36869), (458, 36386), (644, 25877), (791, 21068), (916, 18193), (1582, 10534), (1603, 10396), (2599, 6412), (3164, 5267), (3206, 5198)]