20789835

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{773}}^1$

素因数の和:955

約数の個数: 32

約数和(自身を含む): 36557568

約数和(自身を除く): 15767733

約数列:

[1, 3, 5, 11, 15, 33, 55, 163, 165, 489, 773, 815, 1793, 2319, 2445, 3865, 5379, 8503, 8965, 11595, 25509, 26895, 42515, 125999, 127545, 377997, 629995, 1385989, 1889985, 4157967, 6929945, 20789835]

約数ペア:

[(1, 20789835), (3, 6929945), (5, 4157967), (11, 1889985), (15, 1385989), (33, 629995), (55, 377997), (163, 127545), (165, 125999), (489, 42515), (773, 26895), (815, 25509), (1793, 11595), (2319, 8965), (2445, 8503), (3865, 5379)]