16978742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 29548800

約数和(自身を除く): 12570058

約数列:

[1, 2, 11, 19, 22, 38, 151, 209, 269, 302, 418, 538, 1661, 2869, 2959, 3322, 5111, 5738, 5918, 10222, 31559, 40619, 56221, 63118, 81238, 112442, 446809, 771761, 893618, 1543522, 8489371, 16978742]

約数ペア:

[(1, 16978742), (2, 8489371), (11, 1543522), (19, 893618), (22, 771761), (38, 446809), (151, 112442), (209, 81238), (269, 63118), (302, 56221), (418, 40619), (538, 31559), (1661, 10222), (2869, 5918), (2959, 5738), (3322, 5111)]