19286430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{642881}}^1$

素因数の和:642891

約数の個数: 16

約数和(自身を含む): 46287504

約数和(自身を除く): 27001074

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 642881, 1285762, 1928643, 3214405, 3857286, 6428810, 9643215, 19286430]

約数ペア:

[(1, 19286430), (2, 9643215), (3, 6428810), (5, 3857286), (6, 3214405), (10, 1928643), (15, 1285762), (30, 642881)]