18910038

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{450239}}^1$

素因数の和:450251

約数の個数: 16

約数和(自身を含む): 43223040

約数和(自身を除く): 24313002

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 450239, 900478, 1350717, 2701434, 3151673, 6303346, 9455019, 18910038]

約数ペア:

[(1, 18910038), (2, 9455019), (3, 6303346), (6, 3151673), (7, 2701434), (14, 1350717), (21, 900478), (42, 450239)]