20597190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29851}}^1$

素因数の和:29884

約数の個数: 32

約数和(自身を含む): 51584256

約数和(自身を除く): 30987066

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 29851, 59702, 89553, 149255, 179106, 298510, 447765, 686573, 895530, 1373146, 2059719, 3432865, 4119438, 6865730, 10298595, 20597190]

約数ペア:

[(1, 20597190), (2, 10298595), (3, 6865730), (5, 4119438), (6, 3432865), (10, 2059719), (15, 1373146), (23, 895530), (30, 686573), (46, 447765), (69, 298510), (115, 179106), (138, 149255), (230, 89553), (345, 59702), (690, 29851)]