19986526

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1063}}^1$

素因数の和:1168

約数の個数: 32

約数和(自身を含む): 36771840

約数和(自身を除く): 16785314

約数列:

[1, 2, 7, 14, 17, 34, 79, 119, 158, 238, 553, 1063, 1106, 1343, 2126, 2686, 7441, 9401, 14882, 18071, 18802, 36142, 83977, 126497, 167954, 252994, 587839, 1175678, 1427609, 2855218, 9993263, 19986526]

約数ペア:

[(1, 19986526), (2, 9993263), (7, 2855218), (14, 1427609), (17, 1175678), (34, 587839), (79, 252994), (119, 167954), (158, 126497), (238, 83977), (553, 36142), (1063, 18802), (1106, 18071), (1343, 14882), (2126, 9401), (2686, 7441)]