19725090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8539}}^1$

素因数の和:8567

約数の個数: 64

約数和(自身を含む): 59028480

約数和(自身を除く): 39303390

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 210, 231, 330, 385, 462, 770, 1155, 2310, 8539, 17078, 25617, 42695, 51234, 59773, 85390, 93929, 119546, 128085, 179319, 187858, 256170, 281787, 298865, 358638, 469645, 563574, 597730, 657503, 896595, 939290, 1315006, 1408935, 1793190, 1972509, 2817870, 3287515, 3945018, 6575030, 9862545, 19725090]

約数ペア:

[(1, 19725090), (2, 9862545), (3, 6575030), (5, 3945018), (6, 3287515), (7, 2817870), (10, 1972509), (11, 1793190), (14, 1408935), (15, 1315006), (21, 939290), (22, 896595), (30, 657503), (33, 597730), (35, 563574), (42, 469645), (55, 358638), (66, 298865), (70, 281787), (77, 256170), (105, 187858), (110, 179319), (154, 128085), (165, 119546), (210, 93929), (231, 85390), (330, 59773), (385, 51234), (462, 42695), (770, 25617), (1155, 17078), (2310, 8539)]