20615950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{21701}}^1$

素因数の和:21732

約数の個数: 24

約数和(自身を含む): 40365720

約数和(自身を除く): 19749770

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 21701, 43402, 108505, 217010, 412319, 542525, 824638, 1085050, 2061595, 4123190, 10307975, 20615950]

約数ペア:

[(1, 20615950), (2, 10307975), (5, 4123190), (10, 2061595), (19, 1085050), (25, 824638), (38, 542525), (50, 412319), (95, 217010), (190, 108505), (475, 43402), (950, 21701)]