19808374

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{5857}}^1$

素因数の和:5967

約数の個数: 16

約数和(自身を含む): 31633200

約数和(自身を除く): 11824826

約数列:

[1, 2, 19, 38, 89, 178, 1691, 3382, 5857, 11714, 111283, 222566, 521273, 1042546, 9904187, 19808374]

約数ペア:

[(1, 19808374), (2, 9904187), (19, 1042546), (38, 521273), (89, 222566), (178, 111283), (1691, 11714), (3382, 5857)]