19931830

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:564

約数の個数: 32

約数和(自身を含む): 37013760

約数和(自身を除く): 17081930

約数列:

[1, 2, 5, 10, 67, 71, 134, 142, 335, 355, 419, 670, 710, 838, 2095, 4190, 4757, 9514, 23785, 28073, 29749, 47570, 56146, 59498, 140365, 148745, 280730, 297490, 1993183, 3986366, 9965915, 19931830]

約数ペア:

[(1, 19931830), (2, 9965915), (5, 3986366), (10, 1993183), (67, 297490), (71, 280730), (134, 148745), (142, 140365), (335, 59498), (355, 56146), (419, 47570), (670, 29749), (710, 28073), (838, 23785), (2095, 9514), (4190, 4757)]