20153744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{96893}}^1$

素因数の和:96914

約数の個数: 20

約数和(自身を含む): 42051996

約数和(自身を除く): 21898252

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 96893, 193786, 387572, 775144, 1259609, 1550288, 2519218, 5038436, 10076872, 20153744]

約数ペア:

[(1, 20153744), (2, 10076872), (4, 5038436), (8, 2519218), (13, 1550288), (16, 1259609), (26, 775144), (52, 387572), (104, 193786), (208, 96893)]