16505990

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{27059}}^1$

素因数の和:27127

約数の個数: 16

約数和(自身を含む): 30198960

約数和(自身を除く): 13692970

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 27059, 54118, 135295, 270590, 1650599, 3301198, 8252995, 16505990]

約数ペア:

[(1, 16505990), (2, 8252995), (5, 3301198), (10, 1650599), (61, 270590), (122, 135295), (305, 54118), (610, 27059)]