20078920149

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{35521}}^1$

素因数の和:35801

約数の個数: 32

約数和(自身を含む): 28917749760

約数和(自身を除く): 8838829611

約数列:

[1, 3, 19, 47, 57, 141, 211, 633, 893, 2679, 4009, 9917, 12027, 29751, 35521, 106563, 188423, 565269, 674899, 1669487, 2024697, 5008461, 7494931, 22484793, 31720253, 95160759, 142403689, 352261757, 427211067, 1056785271, 6692973383, 20078920149]

約数ペア:

[(1, 20078920149), (3, 6692973383), (19, 1056785271), (47, 427211067), (57, 352261757), (141, 142403689), (211, 95160759), (633, 31720253), (893, 22484793), (2679, 7494931), (4009, 5008461), (9917, 2024697), (12027, 1669487), (29751, 674899), (35521, 565269), (106563, 188423)]