19372269815

素因数分解:

$5^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1\times {\mathrm{563}}^1$

素因数の和:1139

約数の個数: 32

約数和(自身を含む): 23657489856

約数和(自身を除く): 4285220041

約数列:

[1, 5, 181, 193, 197, 563, 905, 965, 985, 2815, 34933, 35657, 38021, 101903, 108659, 110911, 174665, 178285, 190105, 509515, 543295, 554555, 6881801, 19667279, 20074891, 21405823, 34409005, 98336395, 100374455, 107029115, 3874453963, 19372269815]

約数ペア:

[(1, 19372269815), (5, 3874453963), (181, 107029115), (193, 100374455), (197, 98336395), (563, 34409005), (905, 21405823), (965, 20074891), (985, 19667279), (2815, 6881801), (34933, 554555), (35657, 543295), (38021, 509515), (101903, 190105), (108659, 178285), (110911, 174665)]