18290805

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{967}}^1$

素因数の和:1085

約数の個数: 32

約数和(自身を含む): 31874304

約数和(自身を除く): 13583499

約数列:

[1, 3, 5, 13, 15, 39, 65, 97, 195, 291, 485, 967, 1261, 1455, 2901, 3783, 4835, 6305, 12571, 14505, 18915, 37713, 62855, 93799, 188565, 281397, 468995, 1219387, 1406985, 3658161, 6096935, 18290805]

約数ペア:

[(1, 18290805), (3, 6096935), (5, 3658161), (13, 1406985), (15, 1219387), (39, 468995), (65, 281397), (97, 188565), (195, 93799), (291, 62855), (485, 37713), (967, 18915), (1261, 14505), (1455, 12571), (2901, 6305), (3783, 4835)]