19963656

素因数分解:

$2^3\times 3^2\times {\mathrm{277273}}^1$

素因数の和:277285

約数の個数: 24

約数和(自身を含む): 54068430

約数和(自身を除く): 34104774

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 277273, 554546, 831819, 1109092, 1663638, 2218184, 2495457, 3327276, 4990914, 6654552, 9981828, 19963656]

約数ペア:

[(1, 19963656), (2, 9981828), (3, 6654552), (4, 4990914), (6, 3327276), (8, 2495457), (9, 2218184), (12, 1663638), (18, 1109092), (24, 831819), (36, 554546), (72, 277273)]