19938590

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{5813}}^1$

素因数の和:5841

約数の個数: 32

約数和(自身を含む): 41860800

約数和(自身を除く): 21922210

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 5813, 11626, 29065, 40691, 58130, 81382, 203455, 284837, 406910, 569674, 1424185, 1993859, 2848370, 3987718, 9969295, 19938590]

約数ペア:

[(1, 19938590), (2, 9969295), (5, 3987718), (7, 2848370), (10, 1993859), (14, 1424185), (35, 569674), (49, 406910), (70, 284837), (98, 203455), (245, 81382), (343, 58130), (490, 40691), (686, 29065), (1715, 11626), (3430, 5813)]