19423775

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6529}}^1$

素因数の和:6563

約数の個数: 24

約数和(自身を含む): 29149920

約数和(自身を除く): 9726145

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 425, 595, 2975, 6529, 32645, 45703, 110993, 163225, 228515, 554965, 776951, 1142575, 2774825, 3884755, 19423775]

約数ペア:

[(1, 19423775), (5, 3884755), (7, 2774825), (17, 1142575), (25, 776951), (35, 554965), (85, 228515), (119, 163225), (175, 110993), (425, 45703), (595, 32645), (2975, 6529)]