19759730

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1117}}^1$

素因数の和:1214

約数の個数: 32

約数和(自身を含む): 37430640

約数和(自身を除く): 17670910

約数列:

[1, 2, 5, 10, 29, 58, 61, 122, 145, 290, 305, 610, 1117, 1769, 2234, 3538, 5585, 8845, 11170, 17690, 32393, 64786, 68137, 136274, 161965, 323930, 340685, 681370, 1975973, 3951946, 9879865, 19759730]

約数ペア:

[(1, 19759730), (2, 9879865), (5, 3951946), (10, 1975973), (29, 681370), (58, 340685), (61, 323930), (122, 161965), (145, 136274), (290, 68137), (305, 64786), (610, 32393), (1117, 17690), (1769, 11170), (2234, 8845), (3538, 5585)]