18669846

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{239357}}^1$

素因数の和:239375

約数の個数: 16

約数和(自身を含む): 40212144

約数和(自身を除く): 21542298

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 239357, 478714, 718071, 1436142, 3111641, 6223282, 9334923, 18669846]

約数ペア:

[(1, 18669846), (2, 9334923), (3, 6223282), (6, 3111641), (13, 1436142), (26, 718071), (39, 478714), (78, 239357)]