19854042

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{769}}^1$

素因数の和:1118

約数の個数: 32

約数和(自身を含む): 42947520

約数和(自身を除く): 23093478

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 331, 662, 769, 993, 1538, 1986, 2307, 4303, 4614, 8606, 9997, 12909, 19994, 25818, 29991, 59982, 254539, 509078, 763617, 1527234, 3309007, 6618014, 9927021, 19854042]

約数ペア:

[(1, 19854042), (2, 9927021), (3, 6618014), (6, 3309007), (13, 1527234), (26, 763617), (39, 509078), (78, 254539), (331, 59982), (662, 29991), (769, 25818), (993, 19994), (1538, 12909), (1986, 9997), (2307, 8606), (4303, 4614)]