19839938

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{13913}}^1$

素因数の和:13969

約数の個数: 16

約数和(自身を含む): 32057856

約数和(自身を除く): 12217918

約数列:

[1, 2, 23, 31, 46, 62, 713, 1426, 13913, 27826, 319999, 431303, 639998, 862606, 9919969, 19839938]

約数ペア:

[(1, 19839938), (2, 9919969), (23, 862606), (31, 639998), (46, 431303), (62, 319999), (713, 27826), (1426, 13913)]