19458230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7691}}^1$

素因数の和:7732

約数の個数: 32

約数和(自身を含む): 39875328

約数和(自身を除く): 20417098

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 7691, 15382, 38455, 76910, 84601, 169202, 176893, 353786, 423005, 846010, 884465, 1768930, 1945823, 3891646, 9729115, 19458230]

約数ペア:

[(1, 19458230), (2, 9729115), (5, 3891646), (10, 1945823), (11, 1768930), (22, 884465), (23, 846010), (46, 423005), (55, 353786), (110, 176893), (115, 169202), (230, 84601), (253, 76910), (506, 38455), (1265, 15382), (2530, 7691)]