19484548671

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{631}}^1\times {\mathrm{10733}}^1$

素因数の和:11511

約数の個数: 32

約数和(自身を含む): 29957649408

約数和(自身を除く): 10473100737

約数列:

[1, 3, 7, 21, 137, 411, 631, 959, 1893, 2877, 4417, 10733, 13251, 32199, 75131, 86447, 225393, 259341, 605129, 1470421, 1815387, 4411263, 6772523, 10292947, 20317569, 30878841, 47407661, 142222983, 927835651, 2783506953, 6494849557, 19484548671]

約数ペア:

[(1, 19484548671), (3, 6494849557), (7, 2783506953), (21, 927835651), (137, 142222983), (411, 47407661), (631, 30878841), (959, 20317569), (1893, 10292947), (2877, 6772523), (4417, 4411263), (10733, 1815387), (13251, 1470421), (32199, 605129), (75131, 259341), (86447, 225393)]