19020638

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2549}}^1$

素因数の和:2612

約数の個数: 32

約数和(自身を含む): 35985600

約数和(自身を除く): 16964962

約数列:

[1, 2, 7, 13, 14, 26, 41, 82, 91, 182, 287, 533, 574, 1066, 2549, 3731, 5098, 7462, 17843, 33137, 35686, 66274, 104509, 209018, 231959, 463918, 731563, 1358617, 1463126, 2717234, 9510319, 19020638]

約数ペア:

[(1, 19020638), (2, 9510319), (7, 2717234), (13, 1463126), (14, 1358617), (26, 731563), (41, 463918), (82, 231959), (91, 209018), (182, 104509), (287, 66274), (533, 35686), (574, 33137), (1066, 17843), (2549, 7462), (3731, 5098)]