19443528

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20773}}^1$

素因数の和:20798

約数の個数: 48

約数和(自身を含む): 56713020

約数和(自身を除く): 37269492

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 20773, 41546, 62319, 83092, 124638, 166184, 186957, 249276, 270049, 373914, 498552, 540098, 747828, 810147, 1080196, 1495656, 1620294, 2160392, 2430441, 3240588, 4860882, 6481176, 9721764, 19443528]

約数ペア:

[(1, 19443528), (2, 9721764), (3, 6481176), (4, 4860882), (6, 3240588), (8, 2430441), (9, 2160392), (12, 1620294), (13, 1495656), (18, 1080196), (24, 810147), (26, 747828), (36, 540098), (39, 498552), (52, 373914), (72, 270049), (78, 249276), (104, 186957), (117, 166184), (156, 124638), (234, 83092), (312, 62319), (468, 41546), (936, 20773)]