19936590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{5881}}^1$

素因数の和:6004

約数の個数: 32

約数和(自身を含む): 48279456

約数和(自身を除く): 28342866

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 113, 226, 339, 565, 678, 1130, 1695, 3390, 5881, 11762, 17643, 29405, 35286, 58810, 88215, 176430, 664553, 1329106, 1993659, 3322765, 3987318, 6645530, 9968295, 19936590]

約数ペア:

[(1, 19936590), (2, 9968295), (3, 6645530), (5, 3987318), (6, 3322765), (10, 1993659), (15, 1329106), (30, 664553), (113, 176430), (226, 88215), (339, 58810), (565, 35286), (678, 29405), (1130, 17643), (1695, 11762), (3390, 5881)]