19723305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8167}}^1$

素因数の和:8205

約数の個数: 32

約数和(自身を含む): 37638144

約数和(自身を除く): 17914839

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 8167, 24501, 40835, 57169, 122505, 171507, 187841, 285845, 563523, 857535, 939205, 1314887, 2817615, 3944661, 6574435, 19723305]

約数ペア:

[(1, 19723305), (3, 6574435), (5, 3944661), (7, 2817615), (15, 1314887), (21, 939205), (23, 857535), (35, 563523), (69, 285845), (105, 187841), (115, 171507), (161, 122505), (345, 57169), (483, 40835), (805, 24501), (2415, 8167)]