20171827052

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20416829}}^1$

素因数の和:20416865

約数の個数: 24

約数和(自身を含む): 40016986800

約数和(自身を除く): 19845159748

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 20416829, 40833658, 81667316, 265418777, 387919751, 530837554, 775839502, 1061675108, 1551679004, 5042956763, 10085913526, 20171827052]

約数ペア:

[(1, 20171827052), (2, 10085913526), (4, 5042956763), (13, 1551679004), (19, 1061675108), (26, 775839502), (38, 530837554), (52, 387919751), (76, 265418777), (247, 81667316), (494, 40833658), (988, 20416829)]