19194760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{36913}}^1$

素因数の和:36937

約数の個数: 32

約数和(自身を含む): 46511640

約数和(自身を除く): 27316880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 36913, 73826, 147652, 184565, 295304, 369130, 479869, 738260, 959738, 1476520, 1919476, 2399345, 3838952, 4798690, 9597380, 19194760]

約数ペア:

[(1, 19194760), (2, 9597380), (4, 4798690), (5, 3838952), (8, 2399345), (10, 1919476), (13, 1476520), (20, 959738), (26, 738260), (40, 479869), (52, 369130), (65, 295304), (104, 184565), (130, 147652), (260, 73826), (520, 36913)]