20199132032

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{2586979}}^1$

素因数の和:2587054

約数の個数: 32

約数和(自身を含む): 40900153800

約数和(自身を除く): 20701021768

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 488, 976, 1952, 3904, 7808, 2586979, 5173958, 10347916, 20695832, 41391664, 82783328, 157805719, 165566656, 315611438, 331133312, 631222876, 1262445752, 2524891504, 5049783008, 10099566016, 20199132032]

約数ペア:

[(1, 20199132032), (2, 10099566016), (4, 5049783008), (8, 2524891504), (16, 1262445752), (32, 631222876), (61, 331133312), (64, 315611438), (122, 165566656), (128, 157805719), (244, 82783328), (488, 41391664), (976, 20695832), (1952, 10347916), (3904, 5173958), (7808, 2586979)]