19940466

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{619}}^1$

素因数の和:703

約数の個数: 64

約数和(自身を含む): 49996800

約数和(自身を除く): 30056334

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 59, 78, 91, 118, 177, 182, 273, 354, 413, 546, 619, 767, 826, 1238, 1239, 1534, 1857, 2301, 2478, 3714, 4333, 4602, 5369, 8047, 8666, 10738, 12999, 16094, 16107, 24141, 25998, 32214, 36521, 48282, 56329, 73042, 109563, 112658, 168987, 219126, 255647, 337974, 474773, 511294, 766941, 949546, 1424319, 1533882, 2848638, 3323411, 6646822, 9970233, 19940466]

約数ペア:

[(1, 19940466), (2, 9970233), (3, 6646822), (6, 3323411), (7, 2848638), (13, 1533882), (14, 1424319), (21, 949546), (26, 766941), (39, 511294), (42, 474773), (59, 337974), (78, 255647), (91, 219126), (118, 168987), (177, 112658), (182, 109563), (273, 73042), (354, 56329), (413, 48282), (546, 36521), (619, 32214), (767, 25998), (826, 24141), (1238, 16107), (1239, 16094), (1534, 12999), (1857, 10738), (2301, 8666), (2478, 8047), (3714, 5369), (4333, 4602)]