20156576416

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{577}}^1\times {\mathrm{23227}}^1$

素因数の和:23861

約数の個数: 48

約数和(自身を含む): 40599570816

約数和(自身を除く): 20442994400

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 188, 376, 577, 752, 1154, 1504, 2308, 4616, 9232, 18464, 23227, 27119, 46454, 54238, 92908, 108476, 185816, 216952, 371632, 433904, 743264, 867808, 1091669, 2183338, 4366676, 8733352, 13401979, 17466704, 26803958, 34933408, 53607916, 107215832, 214431664, 428863328, 629893013, 1259786026, 2519572052, 5039144104, 10078288208, 20156576416]

約数ペア:

[(1, 20156576416), (2, 10078288208), (4, 5039144104), (8, 2519572052), (16, 1259786026), (32, 629893013), (47, 428863328), (94, 214431664), (188, 107215832), (376, 53607916), (577, 34933408), (752, 26803958), (1154, 17466704), (1504, 13401979), (2308, 8733352), (4616, 4366676), (9232, 2183338), (18464, 1091669), (23227, 867808), (27119, 743264), (46454, 433904), (54238, 371632), (92908, 216952), (108476, 185816)]