1968658938

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{373}}^1\times {\mathrm{2273}}^1$

素因数の和:2700

約数の個数: 64

約数和(自身を含む): 4490513280

約数和(自身を除く): 2521854342

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 258, 373, 387, 746, 774, 1119, 1161, 2238, 2273, 2322, 3357, 4546, 6714, 6819, 10071, 13638, 16039, 20142, 20457, 32078, 40914, 48117, 61371, 96234, 97739, 122742, 144351, 195478, 288702, 293217, 433053, 586434, 847829, 866106, 879651, 1695658, 1759302, 2543487, 2638953, 5086974, 5277906, 7630461, 15260922, 22891383, 36456647, 45782766, 72913294, 109369941, 218739882, 328109823, 656219646, 984329469, 1968658938]

約数ペア:

[(1, 1968658938), (2, 984329469), (3, 656219646), (6, 328109823), (9, 218739882), (18, 109369941), (27, 72913294), (43, 45782766), (54, 36456647), (86, 22891383), (129, 15260922), (258, 7630461), (373, 5277906), (387, 5086974), (746, 2638953), (774, 2543487), (1119, 1759302), (1161, 1695658), (2238, 879651), (2273, 866106), (2322, 847829), (3357, 586434), (4546, 433053), (6714, 293217), (6819, 288702), (10071, 195478), (13638, 144351), (16039, 122742), (20142, 97739), (20457, 96234), (32078, 61371), (40914, 48117)]