20528080208

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{907}}^1\times {\mathrm{30097}}^1$

素因数の和:31059

約数の個数: 40

約数和(自身を含む): 40665528192

約数和(自身を除く): 20137447984

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 907, 1814, 3628, 7256, 14512, 30097, 42629, 60194, 85258, 120388, 170516, 240776, 341032, 481552, 682064, 1414559, 2829118, 5658236, 11316472, 22632944, 27297979, 54595958, 109191916, 218383832, 436767664, 1283005013, 2566010026, 5132020052, 10264040104, 20528080208]

約数ペア:

[(1, 20528080208), (2, 10264040104), (4, 5132020052), (8, 2566010026), (16, 1283005013), (47, 436767664), (94, 218383832), (188, 109191916), (376, 54595958), (752, 27297979), (907, 22632944), (1814, 11316472), (3628, 5658236), (7256, 2829118), (14512, 1414559), (30097, 682064), (42629, 481552), (60194, 341032), (85258, 240776), (120388, 170516)]