207345970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{17921}}^1$

素因数の和:18030

約数の個数: 32

約数和(自身を含む): 406470960

約数和(自身を除く): 199124990

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 2314, 5785, 11570, 17921, 35842, 89605, 179210, 232973, 465946, 1164865, 1594969, 2329730, 3189938, 7974845, 15949690, 20734597, 41469194, 103672985, 207345970]

約数ペア:

[(1, 207345970), (2, 103672985), (5, 41469194), (10, 20734597), (13, 15949690), (26, 7974845), (65, 3189938), (89, 2329730), (130, 1594969), (178, 1164865), (445, 465946), (890, 232973), (1157, 179210), (2314, 89605), (5785, 35842), (11570, 17921)]