19564376

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9901}}^1$

素因数の和:9939

約数の個数: 32

約数和(自身を含む): 41588400

約数和(自身を除く): 22024024

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 9901, 19802, 39604, 79208, 128713, 188119, 257426, 376238, 514852, 752476, 1029704, 1504952, 2445547, 4891094, 9782188, 19564376]

約数ペア:

[(1, 19564376), (2, 9782188), (4, 4891094), (8, 2445547), (13, 1504952), (19, 1029704), (26, 752476), (38, 514852), (52, 376238), (76, 257426), (104, 188119), (152, 128713), (247, 79208), (494, 39604), (988, 19802), (1976, 9901)]