20135708505

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{689461}}^1$

素因数の和:689542

約数の個数: 48

約数和(自身を含む): 38720185920

約数和(自身を除く): 18584477415

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 59, 99, 165, 177, 295, 495, 531, 649, 885, 1947, 2655, 3245, 5841, 9735, 29205, 689461, 2068383, 3447305, 6205149, 7584071, 10341915, 22752213, 31025745, 37920355, 40678199, 68256639, 113761065, 122034597, 203390995, 341283195, 366103791, 447460189, 610172985, 1342380567, 1830518955, 2237300945, 4027141701, 6711902835, 20135708505]

約数ペア:

[(1, 20135708505), (3, 6711902835), (5, 4027141701), (9, 2237300945), (11, 1830518955), (15, 1342380567), (33, 610172985), (45, 447460189), (55, 366103791), (59, 341283195), (99, 203390995), (165, 122034597), (177, 113761065), (295, 68256639), (495, 40678199), (531, 37920355), (649, 31025745), (885, 22752213), (1947, 10341915), (2655, 7584071), (3245, 6205149), (5841, 3447305), (9735, 2068383), (29205, 689461)]