1999619196

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{24683}}^1$

素因数の和:24890

約数の個数: 48

約数和(自身を含む): 4804888704

約数和(自身を除く): 2805269508

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 157, 172, 258, 314, 471, 516, 628, 942, 1884, 6751, 13502, 20253, 24683, 27004, 40506, 49366, 74049, 81012, 98732, 148098, 296196, 1061369, 2122738, 3184107, 3875231, 4245476, 6368214, 7750462, 11625693, 12736428, 15500924, 23251386, 46502772, 166634933, 333269866, 499904799, 666539732, 999809598, 1999619196]

約数ペア:

[(1, 1999619196), (2, 999809598), (3, 666539732), (4, 499904799), (6, 333269866), (12, 166634933), (43, 46502772), (86, 23251386), (129, 15500924), (157, 12736428), (172, 11625693), (258, 7750462), (314, 6368214), (471, 4245476), (516, 3875231), (628, 3184107), (942, 2122738), (1884, 1061369), (6751, 296196), (13502, 148098), (20253, 98732), (24683, 81012), (27004, 74049), (40506, 49366)]