20065176

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{6481}}^1$

素因数の和:6536

約数の個数: 48

約数和(自身を含む): 55615560

約数和(自身を除く): 35550384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 1032, 1548, 3096, 6481, 12962, 19443, 25924, 38886, 51848, 58329, 77772, 116658, 155544, 233316, 278683, 466632, 557366, 836049, 1114732, 1672098, 2229464, 2508147, 3344196, 5016294, 6688392, 10032588, 20065176]

約数ペア:

[(1, 20065176), (2, 10032588), (3, 6688392), (4, 5016294), (6, 3344196), (8, 2508147), (9, 2229464), (12, 1672098), (18, 1114732), (24, 836049), (36, 557366), (43, 466632), (72, 278683), (86, 233316), (129, 155544), (172, 116658), (258, 77772), (344, 58329), (387, 51848), (516, 38886), (774, 25924), (1032, 19443), (1548, 12962), (3096, 6481)]