19605128

素因数分解:

$2^3\times {\mathrm{421}}^1\times {\mathrm{5821}}^1$

素因数の和:6248

約数の個数: 16

約数和(自身を含む): 36853260

約数和(自身を除く): 17248132

約数列:

[1, 2, 4, 8, 421, 842, 1684, 3368, 5821, 11642, 23284, 46568, 2450641, 4901282, 9802564, 19605128]

約数ペア:

[(1, 19605128), (2, 9802564), (4, 4901282), (8, 2450641), (421, 46568), (842, 23284), (1684, 11642), (3368, 5821)]