19011460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73121}}^1$

素因数の和:73143

約数の個数: 24

約数和(自身を含む): 42995736

約数和(自身を除く): 23984276

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 73121, 146242, 292484, 365605, 731210, 950573, 1462420, 1901146, 3802292, 4752865, 9505730, 19011460]

約数ペア:

[(1, 19011460), (2, 9505730), (4, 4752865), (5, 3802292), (10, 1901146), (13, 1462420), (20, 950573), (26, 731210), (52, 365605), (65, 292484), (130, 146242), (260, 73121)]